Diamond Size Chart – Carat to MM Conversion & Visual Guide

Choosing the perfect diamond starts with understanding size. Our Diamond Size Chart helps you compare carat weight, millimeter (mm) dimensions, and visual impact across popular shapes like round, oval, pear, cushion, and more.

Whether you're selecting a center stone for an engagement ring or designing a custom piece, this chart simplifies size selection by offering a clear breakdown.

Round
Round
princess
princess
cushion
cushion
rectangular Cushion
rectangular Cushion
Oval
Oval
pear
pear
emerald
emerald
asscher
asscher
radiant
radiant
rectangular radiant
rectangular radiant
heart
heart
marquise
marquise
baguette
baguette
tapered baguette
tapered baguette
carre
carre
Half Moon
Half Moon
Trapezoid
Trapezoid
Bullet
Bullet
Tapered Bullet
Tapered Bullet
Shield
Shield
Trilliant
Trilliant
Calf
Calf
hexagon
hexagon
kite
kite
Epaullete
Epaullete
Rose
Rose

Round

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Round Cut Diamond Size & Carat Weight Chart

This chart provides an approximate correlation between the millimeter size (diameter) and carat weight of round brilliant cut diamonds. It helps visualize the size of a diamond when viewed from above.

Keep in mind, the actual size may vary slightly depending on the diamond’s cut quality, depth, and proportions. Use this guide to estimate size for engagement rings, earrings, pendants, and more.

MM Size Carat Weight
4 mm. 0.25 ct.
5.0 mm. 0.50 ct.
5.75 mm. 0.75 ct.
6.5 mm. 1.00 ct.
6.8 mm. 1.25 ct.
7.3 mm. 1.50 ct.
7.75 mm. 1.75 ct.
8 mm. 2.00 ct.
8.7 mm. 2.50 ct.
9.1 mm. 3.00 ct.
9.75 mm. 3.50 ct.
10.25 mm. 4.00 ct.
10.75 mm. 4.50 ct.
11 mm. 5.00 ct.
MM Size Carat Weight
0.8 mm. 0.0025 ct.
1 mm. 0.005 ct.
1.1 mm. 0.0067 ct.
1.2 mm. 0.009 ct.
1.25 mm. 0.01 ct.
1.3 mm. 0.01 ct.
1.5 mm. 0.015 ct.
1.75 mm. 0.02 ct.
1.8 mm. 0.025 ct.
2 mm. 0.03 ct.
2.25 mm. 0.04 ct.
2.5 mm. 0.06 ct.
2.75 mm. 0.08 ct.
3 mm. 0.10 ct.
3.25 mm. 0.14 ct.
3.5 mm. 0.17 ct.
3.75 mm. 0.21 ct.
4 mm. 0.25 ct.
4.25 mm. 0.28 ct.
4.5 mm. 0.36 ct.
4.75 mm. 0.44 ct.
5.0 mm. 0.50 ct.
5.25 mm. 0.56 ct.
5.5 mm. 0.66 ct.
5.75 mm. 0.75 ct.
6 mm. 0.84 ct.
6.25 mm. 0.94 ct.
6.5 mm. 1.00 ct.
6.8 mm. 1.25 ct.
MM Size Carat Weight
7 mm. 1.30 ct.
7.3 mm. 1.50 ct.
7.5 mm. 1.67 ct.
7.75 mm. 1.75 ct.
8 mm. 2.00 ct.
8.25 mm. 2.1 ct.
8.5 mm. 2.43 ct.
8.7 mm. 2.50 ct.
9 mm. 2.75 ct.
9.1 mm. 3.00 ct.
9.5 mm. 3.36 ct.
9.75 mm. 3.50 ct.
10 mm. 3.87 ct.
10.25 mm. 4.00 ct.
10.5 mm. 4.41 ct.
10.75 mm. 4.50 ct.
11 mm. 5.00 ct.
11.25 mm. 5.49 ct.
11.5 mm. 5.85 ct.
12 mm. 6.84 ct.
12.25 mm. 7.26 ct.
12.5 mm. 7.36 ct.
12.75 mm. 7.52 ct.
13 mm. 8.51 ct.
13.5 mm. 8.53 ct.
14 mm. 10.49 ct.
15 mm. 12.89 ct.
16 mm. 16.06 ct.

princess

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Princess Cut Diamond Size & Carat Weight Chart

Princess Cut Diamonds are known for their modern, angular look and brilliant sparkle. They feature a square or slightly rectangular shape with pointed corners, making them a popular choice for engagement rings and elegant jewelry settings.

This chart helps you visualize the approximate face-up size (in millimeters) of a well-proportioned princess cut diamond for each carat weight. Because princess cuts retain more weight in the pavilion, they often appear slightly smaller than round diamonds of the same carat.

MM Size Carat Weight
3.25 mm. 0.25 ct.
4.5 mm. 0.50 ct.
5 mm. 0.75 ct.
5.5 mm. 1.00 ct.
6 mm. 1.25 ct.
6.5 mm. 1.50 ct.
6.75 mm. 1.75 ct.
7 mm. 2.00 ct.
7.5 mm. 2.50 ct.
8 mm. 3.00 ct.
8.5 mm. 3.50 ct.
8.75 mm. 4.00 ct.
9.25 mm. 4.50 ct.
9.5 mm. 5.00 ct.
MM Size Carat Weight
1.5 mm. 0.015 ct.
1.75 mm. 0.03 ct.
2 mm. 0.06 ct.
2.25 mm. 0.08 ct.
2.5 mm. 0.10 ct.
2.75 mm. 0.13 ct.
3 mm. 0.18 ct.
3.25 mm. 0.25 ct.
3.5 mm. 0.29 ct.
3.75 mm. 0.31 ct.
4 mm. 0.39 ct.
4.25 mm. 0.44 ct.
4.5 mm. 0.50 ct.
4.75 mm. 0.64 ct.
5 mm. 0.75 ct.
5.25 mm. 0.90 ct.
5.5 mm. 1.00 ct.
5.75 mm. 1.10 ct.
6 mm. 1.25 ct.
6.25 mm. 1.39 ct.
MM Size Carat Weight
6.5 mm. 1.50 ct.
6.75 mm. 1.75 ct.
7 mm. 2.00 ct.
7.25 mm. 2.25 ct.
7.5 mm. 2.50 ct.
7.75 mm. 2.74 ct.
8 mm. 3.00 ct.
8.25 mm. 3.24 ct.
8.5 mm. 3.50 ct.
8.75 mm. 4.00 ct.
9.25 mm. 4.50 ct.
9.5 mm. 5.00 ct.
9.75 mm. 5.36 ct.
10 mm. 5.52 ct.
10.25 mm. 5.76 ct.
10.5 mm. 5.96 ct.
11 mm. 7.44 ct.
11.5 mm. 9.44 ct.
12 mm. 9.52 ct.

cushion

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Cushion Cut Diamond Size to Carat Weight Chart

This chart provides a reference for estimating the carat weight of cushion cut diamonds based on their millimeter (mm) dimensions. Cushion cut diamonds, known for their soft, rounded corners and brilliant facets, can vary slightly in carat weight depending on their depth and proportions. However, this chart offers a general guide for standard cushion cuts with average proportions.

  • MM Size refers to the measured diameter of the diamond in millimeters.
  • Carat Weight represents the approximate weight of the diamond in carats (Ct).

Use this chart when selecting a diamond for a ring, pendant, or other jewelry piece to help visualize size and ensure it fits your setting or style preferences.

Note: Actual weight may vary slightly due to cut depth and shape nuances.

MM Size Carat Weight
3.25 mm. 0.25 ct.
4.9 mm. 0.50 ct.
5.25 mm. 0.75 ct.
5.5 mm. 1.00 ct.
6 mm. 1.25 ct.
6.5 mm. 1.50 ct.
6.75 mm. 1.75 ct.
7 mm. 2.00 ct.
7.5 mm. 2.50 ct.
8 mm. 3.00 ct.
8.5 mm. 3.50 ct.
9 mm. 4.00 ct.
9.3 mm. 4.50 ct.
9.5 mm. 5.00 ct.
MM Size Carat Weight
3.25 mm. 0.25 ct.
4.2 mm. 0.40 ct.
4.9 mm. 0.50 ct.
5.25 mm. 0.75 ct.
5.5 mm. 1.00 ct.
6 mm. 1.25 ct.
6.5 mm. 1.50 ct.
6.75 mm. 1.75 ct.
7 mm. 2.00 ct.
7.5 mm. 2.50 ct.
MM Size Carat Weight
8 mm. 3.00 ct.
8.5 mm. 3.50 ct.
9 mm. 4.00 ct.
9.3 mm. 4.50 ct.
9.5 mm. 5.00 ct.
10 mm. 5.62 ct.
11 mm. 7.44 ct.
12 mm. 9.52 ct.
13 mm. 12.66 ct.

rectangular Cushion

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Rectangular Cushion Cut Diamond Size to Carat Weight Chart

This chart provides estimated carat weights for rectangular cushion cut diamonds based on their length and width in millimeters (mm). Rectangular cushions are a popular variation of the classic cushion cut, typically featuring a length-to-width ratio greater than 1.10.

Carat weight can vary depending on depth and proportions, but this chart offers a general guideline for stones with average depths.

  • Length & Width: Measured in millimeters (mm)
  • Carat Weight: Listed as an approximate range based on typical depth percentages

Note: For precise measurements, consult with a jeweler or gemologist.

RECTANGULAR CUSHION MM LENGTH RECTANGULAR CUSHION MM WIDTH RECTANGULAR CUSHION CARAT WEIGHT
3.00 mm 2.40 mm 0.08 - 0.11 ct.
3.40 mm 2.50 mm 0.10 - 0.11 ct.
3.50 mm 2.60 mm 0.12 - 0.15 ct.
3.60 mm 2.80 mm 0.13 - 0.16 ct.
3.80 mm 3.10 mm 0.16 - 0.19 ct.
4.00 mm 3.10 mm 0.17 - 0.20 ct.
4.20 mm 3.20 mm 0.21 - 0.22 ct.
4.40 mm 3.30 mm 0.23 - 0.27 ct.
4.50 mm 3.50 mm 0.28 - 0.36 ct.
4.80 mm 3.80 mm 0.36 - 0.42 ct.
5.00 mm 3.90 mm 0.43 - 0.48 ct.
5.20 mm 4.20 mm 0.49 - 0.52 ct.
5.40 mm 4.20 mm 0.52 - 0.55 ct.
5.60 mm 4.50 mm 0.60 - 0.67 ct.
5.70 mm 4.60 mm 0.70 - 0.75 ct.
6.00 mm 4.60 mm 0.80 - 0.89 ct.
6.40 mm 4.90 mm 0.90 - 0.98 ct.
6.80 mm 5.10 mm 1.00 - 1.15 ct.
7.30 mm 5.70 mm 1.20 - 1.27 ct.
7.40 mm 5.90 mm 1.30 - 1.45 ct.
7.90 mm 6.20 mm 1.50 - 1.60 ct.
8.00 mm 6.50 mm 1.65 - 1.80 ct.
8.60 mm 6.80 mm 2.00 - 2.30 ct.
9.00 mm 7.20 mm 2.40 - 2.60 ct.
9.40 mm 7.30 mm 2.70 - 2.90 ct.
9.80 mm 7.70 mm 3.00 - 3.30 ct.
10.00 mm 7.90 mm 3.40 - 3.60 ct.
11.00 mm 8.40 mm 3.70 - 3.90 ct.
11.00 mm 8.50 mm 4.00 - 4.20 ct.
11.50 mm 8.70 mm 4.40 - 4.70 ct.
11.70 mm 9.10 mm 5.00 - 5.25 ct.

Oval

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Oval Cut Diamond Size to Carat Weight Chart

This chart shows approximate carat weights for oval cut diamonds based on their millimeter (mm) dimensions. Oval cut diamonds combine the brilliance of round diamonds with an elongated shape that gives a larger appearance.

  • MM Size indicates the diamond’s length × width in millimeters.
  • Carat Weight reflects the approximate carat for that dimension based on standard depth.

Note: Actual carat weights may vary slightly depending on depth and cut quality.

MM Size Carat Weight
5 x 3 mm 0.25 ct.
6 x 4 mm 0.50 ct.
7 x 5 mm 0.75 ct.
7.7 x 5.7 mm 1.00 ct.
8 x 6 mm 1.25 ct.
8.5 x 6.5 mm 1.50 ct.
9 x 6.5 mm 1.75 ct.
9 x 7 mm 2.00 ct.
10 x 8 mm 2.50 ct.
12 x 8 mm 3.00 ct.
12 x 8.5 mm 3.50 ct.
12.5 x 8.5 mm 4.00 ct.
12.75 x 8.5 mm 4.50 ct.
12 x 10 mm 5.00 ct.
MM Size Carat Weight
3.6 x 2.7 mm 0.10 ct.
4 x 3 mm 0.15 ct.
4.5 x 3.5 mm 0.20 ct.
5 x 3 mm 0.25 ct.
5.5 x 3.5 mm 0.33 ct.
5 x 4 mm 0.35 ct.
6 x 4 mm 0.50 ct.
6 x 5 mm 0.61 ct.
6.5 x 4.5 mm 0.65 ct.
7 x 5 mm 0.75 ct.
7.7 x 5.7 mm 1.00 ct.
8 x 6 mm 1.25 ct.
9 x 6 mm 1.41 ct.
8.5 x 6.5 mm 1.50 ct.
9 x 6.5 mm 1.75 ct.
9 x 7 mm 2.00 ct.
MM Size Carat Weight
10 x 8 mm 2.50 ct.
10.5 x 8.5 mm 2.88 ct.
12 x 8 mm 3.00 ct.
12 x 8.5 mm 3.50 ct.
11 x 9 mm 3.85 ct.
12.5 x 8.5 mm 4.00 ct.
12.75 x 8.5 mm 4.50 ct.
12 x 10 mm 5.00 ct.
14 x 10 mm 5.81 ct.
13 x 11 mm 6.05 ct.
14 x 12 mm 8.21 ct.
15 x 12 mm 8.76 ct.
16 x 12 mm 9.32 ct.
16 x 14 mm 11.88 ct.
18 x 13 mm 12.86 ct.
20 x 15 mm 14.96 ct.

pear

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Pear Cut Diamond Size to Carat Weight Chart

The pear cut diamond, also known as a teardrop shape, blends the brilliance of round cuts with a unique, elongated silhouette. This chart offers an approximate reference for how millimeter (mm) dimensions of a pear-shaped diamond relate to its carat weight.

  • MM Size: The length × width of the diamond in millimeters.
  • Carat Weight: Estimated weight based on typical cut proportions.

Note: Actual weight can vary slightly depending on depth and symmetry. For precise measurements, consult a gemologist or use a calibrated scale.

MM Size Carat Weight
5 x 3 mm 0.25 ct.
6 x 4 mm 0.50 ct.
7 x 5 mm 0.75 ct.
7.7 x 5.7 mm 1.00 ct.
8 x 6 mm 1.25 ct.
8.5 x 6.5 mm 1.50 ct.
10 x 6 mm 1.75 ct.
9 x 7 mm 2.00 ct.
10 x 8 mm 2.50 ct.
12 x 8 mm 3.00 ct.
12 x 9 mm 3.50 ct.
14 x 8 mm 4.00 ct.
14.5 x 9 mm 4.50 ct.
15 x 9 mm 5.00 ct.
MM Size Carat Weight
3 x 2 mm. 0.13 ct.
4.2 x 2.5 mm. 0.18 ct.
4 x 3 mm. 0.21 ct.
5 x 3 mm. 0.25 ct.
5 x 4 mm. 0.35 ct.
6 x 4 mm. 0.50 ct.
6.5 x 4.5 mm. 0.60 ct.
7 x 5 mm. 0.75 ct.
7.5 x 5.5 mm. 0.85 ct.
7.7 x 5.7 mm. 1.00 ct.
8 x 6 mm. 1.25 ct.
8.5 x 6.5 mm. 1.50 ct.
10 x 6 mm. 1.75 ct.
8.7 x 6.7 mm. 1.80 ct.
9 x 7 mm. 2.00 ct.
10 x 8 mm. 2.50 ct.
11 x 7.5 mm. 2.60 ct.
11 x 8 mm. 2.70 ct.
12 x 8 mm. 3.00 ct.
MM Size Carat Weight
12 x 7 mm. 3.12 ct.
13 x 8 mm. 3.40 ct.
12 x 9 mm. 3.50 ct.
14 x 8 mm. 4.00 ct.
13 x 9 mm. 4.11 ct.
14 x 9 mm. 4.25 ct.
14.5 x 9 mm. 4.50 ct.
15 x 9 mm. 5.00 ct.
14 x 10 mm. 5.41 ct.
13 x 11 mm. 5.65 ct.
15 x 10 mm. 5.75 ct.
16 x 9 mm. 5.88 ct.
16 x 10 mm. 6.27 ct.
17 x 10 mm. 6.46 ct.
15 x 11 mm. 7.36 ct.
18 x 11 mm. 8.14 ct.
16 x 12 mm. 8.99 ct.
18 x 12 mm. 9.35 ct.
18 x 13 mm. 10.21 ct.

emerald

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Emerald Cut Diamond Size to Carat Weight Chart

The emerald cut diamond is known for its clean lines, rectangular shape, and step-cut facets that highlight clarity over brilliance. This chart helps you estimate the carat weight based on the diamond’s physical dimensions (mm size).

  • MM Size: Listed as length × width in millimeters.
  • Carat Weight: Approximate weight for typical emerald cut depth proportions.

Tip: Due to the large open table, emerald cuts may show inclusions more easily, so clarity is important when selecting one.

MM Size Carat Weight
4.30 × 3 mm 0.25 ct
6 × 4 mm 0.50 ct
6.5 × 4.5 mm 0.75 ct
7 × 5 mm 1.00 ct
7.3 × 5.3 mm 1.25 ct
7.5 × 5.5 mm 1.50 ct
8 × 6 mm 1.75 ct
8.5 × 6.5 mm 2.00 ct
9 × 7 mm 2.50 ct
9.3 × 7.5 mm 3.00 ct
9.75 × 7.7 mm 3.50 ct
10 × 8 mm 4.00 ct
10.5 × 8.5 mm 4.50 ct
11 × 9 mm 5.00 ct
MM Size Carat Weight
3 × 2 mm 0.10 ct.
3.5 × 2 mm 0.12 ct.
4 × 2 mm 0.15 ct.
4 × 3 mm 0.20 ct.
4.30 × 3 mm 0.25 ct.
5 × 3 mm 0.29 ct.
5.5 × 3.5 mm 0.46 ct.
6 × 4 mm 0.50 ct.
6.5 × 4.5 mm 0.75 ct.
6.7 × 4.5 mm 0.88 ct.
7 × 5 mm 1.00 ct.
7.3 × 5.3 mm 1.25 ct.
7.5 × 5.5 mm 1.50 ct.
8 × 6 mm 1.75 ct.
8.5 × 6.5 mm 2.00 ct.
9 × 7 mm 2.50 ct.
MM Size Carat Weight
9.3 × 7.5 mm 3.00 ct.
9.5 × 7.5 mm 3.21 ct.
9.75 × 7.7 mm 3.50 ct.
9.9 × 7.8 mm 3.79 ct.
10 × 8 mm 4.00 ct.
10.5 × 8.5 mm 4.50 ct.
11 × 9 mm 5.00 ct.
12 × 8 mm 5.34 ct.
12 × 10 mm 6.00 ct.
14 × 8 mm 6.25 ct.
14 × 9 mm 6.38 ct.
14 × 10 mm 8.48 ct.
13 × 11 mm 9.13 ct.
14 × 12 mm 11.26 ct.
16 × 12 mm 14.22 ct.

asscher

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Asscher Cut Diamond Size to Carat Weight Chart

The Asscher cut is a unique step-cut diamond shape with cropped corners and a vintage, art-deco look. Known for its symmetry and brilliance, the Asscher cut showcases clarity with its large open facets.

  • MM Size: Refers to the diameter of the diamond in millimeters.
  • Carat Weight: Approximate weight based on standard depth proportions for Asscher cuts.

Note: Due to the deep pavilion and square proportions, Asscher cuts may appear slightly smaller than other shapes of equal carat weight.

MM Size Carat Weight
3.25 mm 0.25 ct.
4.5 mm 0.50 ct.
5 mm 0.75 ct.
5.5 mm 1.00 ct.
6 mm 1.25 ct.
6.5 mm 1.50 ct.
6.7 mm 1.75 ct.
7 mm 2.00 ct.
7.5 mm 2.50 ct.
8 mm 3.00 ct.
8.5 mm 3.50 ct.
9 mm 4.00 ct.
9.25 mm 4.50 ct.
9.5 mm 5.00 ct.
MM Size Carat Weight
3.25 mm 0.25 ct.
4 mm 0.39 ct.
4.5 mm 0.50 ct.
5 mm 0.75 ct.
5.5 mm 1.00 ct.
6 mm 1.25 ct.
6.5 mm 1.50 ct.
6.7 mm 1.75 ct.
7 mm 2.00 ct.
7.5 mm 2.50 ct.
MM Size Carat Weight
8 mm 3.00 ct.
8.5 mm 3.50 ct.
9 mm 4.00 ct.
9.25 mm 4.50 ct.
9.5 mm 5.00 ct.
10 mm 5.62 ct.
11 mm 7.44 ct.
12 mm 9.52 ct.
13 mm 12.66 ct.

radiant

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Radiant Cut Diamond Size to Carat Weight Chart

The Radiant cut is a brilliant hybrid diamond shape that combines the elegant lines of an Emerald cut with the sparkle of a Round cut. With cropped corners and a deep pavilion, Radiant cuts offer high brilliance and a square or rectangular shape.

  • MM Size: Refers to the diamond's dimensions in millimeters (length × width).
  • Carat Weight: Estimated based on standard proportions for Radiant cuts.

Note: Actual carat weight may vary based on depth and cut quality.

MM Size Carat Weight
4.3 × 3 mm 0.25 ct.
6 × 4 mm 0.50 ct.
6.5 × 4.5 mm 0.75 ct.
7 × 5 mm 1.00 ct.
7.3 × 5.5 mm 1.25 ct.
7.5 × 5.8 mm 1.50 ct.
8 × 6 mm 1.75 ct.
8.2 × 6.2 mm 2.00 ct.
9 × 7 mm 2.50 ct.
9.5 × 7.5 mm 3.00 ct.
10 × 8 mm 3.50 ct.
10.2 × 8.2 mm 4.00 ct.
10.5 × 8.5 mm 4.50 ct.
11 × 9 mm 5.00 ct.
MM Size Carat Weight
4.3 × 3 mm 0.25 ct.
4.5 × 3.5 mm 0.34 ct.
6 × 3 mm 0.41 ct.
6 × 4 mm 0.50 ct.
6.5 × 4.5 mm 0.75 ct.
7 × 5 mm 1.00 ct.
7.3 × 5.5 mm 1.25 ct.
7.5 × 5.8 mm 1.50 ct.
8 × 6 mm 1.75 ct.
8.2 × 6.2 mm 2.00 ct.
8.5 × 6.5 mm 2.25 ct.
9 × 7 mm 2.50 ct.
9.5 × 7.5 mm 3.00 ct.
10 × 7 mm 3.31 ct.
MM Size Carat Weight
10 × 8 mm 3.50 ct.
10.2 × 8.2 mm 4.00 ct.
10.5 × 8.5 mm 4.50 ct.
11 × 9 mm 5.00 ct.
12 × 9 mm 6.06 ct.
11.5 × 10 mm 6.45 ct.
13 × 9 mm 6.54 ct.
13.2 × 9.2 mm 6.79 ct.
14 × 10 mm 8.47 ct.
13 × 11 mm 9.33 ct.
13.5 × 11.5 mm 10.19 ct.
15 × 11 mm 11.48 ct.
14 × 12 mm 12.14 ct.
16 × 12 mm 14.22 ct.

rectangular radiant

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Rectangular Radiant Cut Diamond Chart

The Rectangular Radiant Cut is a dazzling hybrid that combines the brilliance of a Round cut with the elegant profile of an Emerald shape. It is ideal for those who want maximum sparkle with a clean, modern shape. Use the chart below to estimate carat weight based on millimeter dimensions.

RECTANGULAR CUSHION MM LENGTH RECTANGULAR CUSHION MM WIDTH RECTANGULAR CUSHION CARAT WEIGHT
3.00 mm 2.40 mm 0.09 - 0.11 ct.
3.40 mm 2.50 mm 0.11 - 0.13 ct.
3.50 mm 2.60 mm 0.13 - 0.15 ct.
3.60 mm 2.80 mm 0.14 - 0.16 ct.
3.80 mm 3.10 mm 0.18 - 0.20 ct.
4.00 mm 3.10 mm 0.19 - 0.22 ct.
4.20 mm 3.20 mm 0.23 - 0.24 ct.
4.40 mm 3.30 mm 0.25 - 0.28 ct.
4.50 mm 3.50 mm 0.30 - 0.36 ct.
4.80 mm 3.80 mm 0.38 - 0.44 ct.
5.00 mm 3.90 mm 0.43 - 0.48 ct.
5.20 mm 4.20 mm 0.49 - 0.52 ct.
5.40 mm 4.20 mm 0.52 - 0.55 ct.
5.60 mm 4.50 mm 0.60 - 0.67 ct.
5.70 mm 4.60 mm 0.70 - 0.75 ct.
6.00 mm 4.60 mm 0.80 - 0.89 ct.
6.40 mm 4.90 mm 0.90 - 0.98 ct.
RECTANGULAR CUSHION MM LENGTH RECTANGULAR CUSHION MM WIDTH RECTANGULAR CUSHION CARAT WEIGHT
6.80 mm 5.10 mm 1.00 - 1.15 ct.
7.30 mm 5.70 mm 1.20 - 1.27 ct.
7.40 mm 5.90 mm 1.30 - 1.45 ct.
7.90 mm 6.20 mm 1.50 - 1.60 ct.
8.00 mm 6.50 mm 1.65 - 1.80 ct.
8.60 mm 6.80 mm 2.00 - 2.30 ct.
9.00 mm 7.20 mm 2.40 - 2.60 ct.
9.40 mm 7.30 mm 2.70 - 2.90 ct.
9.80 mm 7.70 mm 3.00 - 3.30 ct.
10.00 mm 7.90 mm 3.40 - 3.60 ct.
11.00 mm 8.40 mm 3.70 - 3.90 ct.
11.00 mm 8.50 mm 4.00 - 4.20 ct.
11.50 mm 8.70 mm 4.40 - 4.70 ct.
11.70 mm 9.10 mm 5.00 - 5.25 ct.

heart

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Heart Cut Diamond Chart

The Heart Cut diamond symbolizes love and passion, featuring a brilliant cut in a romantic heart shape. This chart provides carat weight estimates based on millimeter size for heart-shaped diamonds.

MM Size Carat Weight
4 mm 0.25 ct.
5 mm 0.50 ct.
6 mm 0.75 ct.
6.5 mm 1.00 ct.
7 mm 1.25 ct.
7.5 mm 1.50 ct.
7.7 mm 1.75 ct.
8 mm 2.00 ct.
8.5 mm 2.50 ct.
9 mm 3.00 ct.
10 mm 3.50 ct.
10.5 mm 4.00 ct.
11 mm 4.50 ct.
11.5 mm 5.00 ct.
MM Size Carat Weight
3.5 mm 0.18 ct.
4 mm 0.25 ct.
4.25 mm 0.28 ct.
4.5 mm 0.34 ct.
4.75 mm 0.38 ct.
5 mm 0.50 ct.
5.5 mm 0.61 ct.
6 mm 0.75 ct.
6.25 mm 0.83 ct.
6.5 mm 1.00 ct.
7 mm 1.25 ct.
7.5 mm 1.50 ct.
7.7 mm 1.75 ct.
MM Size Carat Weight
8 mm 2.00 ct.
8.5 mm 2.50 ct.
9 mm 3.00 ct.
10 mm 3.50 ct.
10.5 mm 4.00 ct.
11 mm 4.50 ct.
11.5 mm 5.00 ct.
12 mm 5.66 ct.
13 mm 7.88 ct.
14 mm 9.38 ct.
15 mm 10.79 ct.
16 mm 13.27 ct.
18 mm 15.33 ct.

marquise

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Marquise Cut Diamond Chart

The Marquise Cut diamond features an elongated, eye-shaped form with pointed ends, creating a striking and elegant silhouette. Use this size-to-carat chart to estimate carat weights based on millimeter dimensions.

MM Size Carat Weight
6 x 3 mm. 0.25 ct.
8 x 4 mm. 0.50 ct.
9 x 4.5 mm. 0.75 ct.
10 x 5 mm. 1.00 ct.
11 x 5.5 mm. 1.25 ct.
12 x 6 mm. 1.50 ct.
12.5 x 6.25 mm. 1.75 ct.
13 x 6.5 mm. 2.00 ct.
14 x 7 mm. 2.50 ct.
15 x 7 mm. 3.00 ct.
15 x 8 mm. 3.50 ct.
16.5 x 8.25 mm. 4.00 ct.
16.75 x 8.5 mm. 4.50 ct.
17 x 8.5 mm. 5.00 ct.
MM Size Carat Weight
3 x 1.5 mm. 0.025 ct.
3.5 x 1.75 mm. 0.065 ct.
3.5 x 2 mm. 0.07 ct.
4 x 2 mm. 0.10 ct.
3.75 x 1.75 mm. 0.11 ct.
4.25 x 2.25 mm. 0.12 ct.
5 x 2.5 mm. 0.14 ct.
5.5 x 2.75 mm. 0.16 ct.
5.5 x 3 mm. 0.18 ct.
5 x 3 mm. 0.20 ct.
6.5 x 3 mm. 0.23 ct.
6 x 3 mm. 0.25 ct.
7 x 3 mm. 0.30 ct.
7.5 x 3.5 mm. 0.33 ct.
7 x 4 mm. 0.34 ct.
8 x 4 mm. 0.50 ct.
8.75 x 4.25 mm. 0.70 ct.
9 x 4.5 mm. 0.75 ct.
9.5 x 4.7 mm. 0.85 ct.
MM Size Carat Weight
10 x 5 mm. 1.00 ct.
11 x 5.5 mm. 1.25 ct.
11.5 x 6 mm. 1.33 ct.
12 x 6 mm. 1.50 ct.
12.5 x 6.25 mm. 1.75 ct.
13 x 6.5 mm. 2.00 ct.
14 x 7 mm. 2.50 ct.
15 x 7 mm. 3.00 ct.
15.7 x 7.5 mm. 3.25 ct.
15 x 8 mm. 3.50 ct.
16 x 8 mm. 3.86 ct.
16.5 x 8.25 mm. 4.00 ct.
16.75 x 8.5 mm. 4.50 ct.
17 x 8.5 mm. 5.00 ct.
17.5 x 10 mm. 5.50 ct.
20 x 8 mm. 7.08 ct.
20 x 10 mm. 7.94 ct.
20 x 11 mm. 9.50 ct.

baguette

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Baguette Cut Diamond Chart

The Baguette Cut diamond features a clean, rectangular shape with straight edges and step cuts, ideal for accent stones or minimalist styles. Use this table to find approximate carat weights based on millimeter dimensions.

BAGUETTE STRAIGHT CUT
MM Size Carat Weight
2 x 1 0.02
2 x 1.5 0.04
2 x 1.75 0.04
2.25 x 1.75 0.04
2.25 x 2 0.045
2.5 x 1 0.04
2.5 x 1.25 0.047
2.5 x 1.5 0.05
2.5 x 1.75 0.055
2.5 x 2 0.055
2.75 x 1.5 0.055
2.75 x 1.75 0.06
2.75 x 2 0.06
2.75 x 2.5 0.065
3 x 1.25 0.055
3 x 1.5 0.06
3 x 1.75 0.06
3 x 2 0.07
3 x 2.5 0.1
3 x 3 0.13
3.25 x 1.25 0.06
3.25 x 1.5 0.065
3.25 x 1.75 0.08
3.25 x 2 0.14
3.5 x 1 0.065
3.5 x 1.25 0.07
3.5 x 1.5 0.075
3.5 x 1.75 0.08
3.5 x 2 0.13
3.5 x 2.5 0.15
3.5 x 3 0.15
3.75 x 1.5 0.14
3.75 x 2 0.145
4 x 1.5 0.075
4 x 1.75 0.08
4 x 2 0.11
4 x 2.5 0.14
4 x 3 0.2
4.5 x 1.5 0.1
4.5 x 1.75 0.14
4.5 x 2 0.17
4.5 x 2.5 0.2
4.5 x 3 0.285
4.5 x 3.5 0.3
4.75 x 1.5 0.27
4.75 x 2 0.28
5 x 1.5 0.14
5 x 2 0.15
5 x 2.5 0.19
5 x 3 0.24
5 x 3.5 0.3
5 x 3.5 0.33
5 x 4 0.4
5.5 x 1.75 0.16
5.5 x 2 0.18
5.5 x 2.5 0.23
5.5 x 3 0.3
5.5 x 3.5 0.33
6 x 1.75 0.28
6 x 2 0.3
6 x 2.5 0.33
6 x 3 0.4

tapered baguette

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Tapered Baguette Cut Diamond

The tapered baguette cut diamond is a sleek and elegant diamond shape, characterized by its elongated rectangular shape that narrows (tapers) on one end. It is a popular choice for side stones in engagement rings and other jewelry pieces, offering a sophisticated accent to the center stone.

The size of a tapered baguette diamond is typically measured in millimeters (mm) along three dimensions: length, width, and depth. Carat weight varies based on these dimensions, affecting the overall size and brilliance of the diamond.

Below is a guide to common millimeter sizes and their approximate carat weights:

  • The carat weight generally increases with larger dimensions, providing a balance between size and sparkle.
  • This cut is often chosen for its ability to complement larger center stones without overpowering them.

When selecting a tapered baguette diamond, consider the specific measurements and carat weight to ensure it fits perfectly in your jewelry design and meets your style preferences.

TAPERED BAGUETTE CUT DIAMOND
Millimeter Carat Weight Millimeter Carat Weight
2 x 1.5 x 1 mm 0.025 ct 4.25 x 2 x 1.5 mm 0.13 ct
2.5 x 1.5 x 1 mm 0.035 ct 4.25 x 2.5 x 1.25 mm 0.13 ct
2.5 x 1.75 x 1 mm 0.04 ct 4.25 x 2.5 x 1.5 mm 0.135 ct
3 x 1.5 x 1 mm 0.04 ct 4.5 x 1.75 x 1.25 mm 0.15 ct
3 x 1.75 x 1 mm 0.05 ct 4.5 x 2 x 1.5 mm 0.12 ct
3 x 1.75 x 1.25 mm 0.055 ct 4.5 x 2.3 x 1.8 mm 0.16 ct
3 x 1.75 x 1.3 mm 0.055 ct 4.5 x 2.5 x 2 mm 0.16 ct
3 x 1.75 x 1.5 mm 0.055 ct 4.5 x 2.75 x 1.75 mm 0.15 ct
3 x 2 x 1 mm 0.06 ct 4.5 x 3 x 2 mm 0.16 ct
3 x 2 x 1.25 mm 0.065 ct 4.75 x 2.5 x 1.5 mm 0.15 ct
3 x 2 x 1.5 mm 0.07 ct 4.75 x 3 x 2 mm 0.21 ct
3.25 x 1.75 x 1 mm 0.075 ct 5 x 2 x 1 mm 0.14 ct
3.25 x 1.75 x 1.25 mm 0.05 ct 5 x 2 x 1.5 mm 0.15 ct
3.5 x 1.25 x 1 mm 0.04 ct 5 x 2.3 x 1.8 mm 0.16 ct
3.5 x 1.5 x 1 mm 0.05 ct 5 x 2.5 x 1.5 mm 0.2 ct
3.5 x 1.5 x 1.25 mm 0.055 ct 5 x 2.5 x 2 mm 0.21 ct
3.5 x 1.7 x 1.3 mm 0.06 ct 5 x 2.75 x 2 mm 0.22 ct
3.5 x 1.75 x 1 mm 0.06 ct 5 x 3 x 2 mm 0.25 ct
3.5 x 1.75 x 1.25 mm 0.07 ct 5 x 3.5 x 2 mm 0.26 ct
3.5 x 1.75 x 1.3 mm 0.065 ct 5 x 4 x 3.5 mm 0.28 ct
3.5 x 2 x 1.25 mm 0.08 ct 5.5 x 2 x 1.5 mm 0.18 ct
3.5 x 2 x 1.5 mm 0.09 ct 5.5 x 2.5 x 1.5 mm 0.21 ct
3.5 x 2.5 x 2 mm 0.22 ct 5.5 x 2.5 x 1.75 mm 0.23 ct
3.75 x 2 x 1.25 mm 0.08 ct 5.5 x 3 x 2 mm 0.25 ct
4 x 1.5 x 1 mm 0.07 ct 5.5 x 3 x 2.25 mm 0.26 ct
4 x 1.5 x 1.2 mm 0.08 ct 6 x 2 x 1.5 mm 0.27 ct
4 x 1.75 x 1.25 mm 0.08 ct 6 x 3 x 2 mm 0.3 ct
4 x 2.5 x 1.5 mm 0.12 ct 6.5 x 2.5 x 2 mm 0.3 ct
4 x 2.5 x 2 mm 0.21 ct 6.5 x 3 x 2 mm 0.32 ct
4.25 x 2 x 1.25 mm 0.11 ct

carre

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Carre Cut Diamond

The Carre cut diamond, known for its clean, square shape and crisp corners, offers a modern and elegant look. It is prized for its geometric symmetry and excellent brilliance, making it a popular choice for engagement rings and fine jewelry.

The size of Carre cut diamonds is measured in millimeters (mm) and their carat weight varies accordingly. The table below shows approximate carat weights based on size:

  • Larger sizes, such as 5.20 mm, correspond to weights around 0.80 to 0.85 carats.
  • Intermediate sizes offer a range of carat weights to fit various styles and preferences.

When selecting a Carre cut diamond, consider both the millimeter size and carat weight to find the perfect balance of elegance and sparkle for your jewelry piece.

CARRE CUT MM SIZE CARRE CUT CARAT WEIGHT
2.00 mm. 0.05 - 0.06 ct.
2.20 mm. 0.06 - 0.07 ct.
2.40 mm. 0.08 - 0.09 ct.
2.60 mm. 0.10 - 0.12 ct.
2.80 mm. 0.13 - 0.14 ct.
3.00 mm. 0.15 - 0.17 ct.
3.20 mm. 0.18 - 0.21 ct.
3.40 mm. 0.22 - 0.25 ct.
3.60 mm. 0.25 - 0.29 ct.
3.80 mm. 0.30 - 0.36 ct.
4.00 mm. 0.37 - 0.42 ct.
4.20 mm. 0.42 - 0.47 ct.
4.40 mm. 0.47 - 0.53 ct.
4.60 mm. 0.55 - 0.60 ct.
4.80 mm. 0.60 - 0.65 ct.
5.00 mm. 0.70 - 0.75 ct.
5.20 mm. 0.80 - 0.85 ct.
5.40 mm. 0.90 - 0.98 ct.
5.60 mm. 1.00 - 1.05 ct.

Half Moon

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Half Moon Diamond

The Half Moon diamond is a unique and elegant shape, featuring a semi-circular design that beautifully complements other diamond shapes, especially round or pear cuts.

Half Moon diamonds are measured by their length and width in millimeters, with carat weight typically expressed as the pair's average total weight. The table below outlines common size ranges and their corresponding average weights:

This distinctive shape offers a graceful accent and is perfect for enhancing multi-stone jewelry designs.

HALF MOON LENGTH MM SIZE HALF MOON WIDTH MM SIZE PAIR AVERAGE TOTAL WEIGHT
3.60 - 3.80 mm. 2.60 - 2.70 mm. 0.25 - 0.27 ct.
3.60 - 3.80 mm. 2.80 - 3.00 mm. 0.28 - 0.32 ct.
3.90 - 4.10 mm. 2.70 - 2.80 mm. 0.30 - 0.35 ct.
3.90 - 4.10 mm. 2.90 - 3.10 mm. 0.36 - 0.38 ct.
4.20 - 4.10 mm. 2.70 - 2.80 mm. 0.30 - 0.33 ct.
4.20 - 4.30 mm. 2.90 - 3.10 mm. 0.36 - 0.40 ct.
4.40 - 4.50 mm. 2.70 - 2.80 mm. 0.36 - 0.39 ct.
4.40 - 4.50 mm. 2.90 - 3.10 mm. 0.42 - 0.45 ct.
4.60 - 4.80 mm. 2.70 - 2.80 mm. 0.38 - 0.43 ct.
4.60 - 4.80 mm. 2.90 - 3.10 mm. 0.43 - 0.46 ct.
4.90 - 5.20 mm. 2.70 - 2.80 mm. 0.39 - 0.44 ct.
4.90 - 5.20 mm. 2.90 - 3.10 mm. 0.46 - 0.50 ct.
4.90 - 5.20 mm. 3.20 - 3.30 mm. 0.53 - 0.57 ct.
5.40 - 5.60 mm. 3.20 - 3.40 mm. 0.56 - 0.61 ct.
5.90 - 6.20 mm. 3.40 - 3.70 mm. 0.70 - 0.80 ct.
5.90 - 6.20 mm. 3.80 - 4.20 mm. 0.90 - 1.00 ct.
6.40 - 6.60 mm. 4.00 - 4.30 mm. 0.95 - 1.20 ct.
6.80 - 7.20 mm. 4.20 - 4.50 mm. 1.10 - 1.30 ct.

Trapezoid

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Trapezoid Diamond

The Trapezoid diamond is a versatile and stylish cut characterized by its four sides with two parallel edges, typically used as side stones to complement larger center diamonds.

This diamond cut is measured by three key dimensions in millimeters: the top horizontal length (L-1), the vertical width (W-1), and the bottom horizontal length (L-2).

Trapezoid diamonds add balance and brilliance to multi-stone settings, creating a harmonious and eye-catching design.

Pair Average Total Weight Top Horizontal Length MM Size (L-1) Vertical Width MM Size (W-1) Bottom Horizontal Length MM Size (L-2)
0.28 - 0.32 ct. 3.60 - 3.80 mm 2.60 - 2.70 mm 2.60 - 2.75 mm
0.31 - 0.35 ct. 3.60 - 3.80 mm 2.80 - 3.00 mm 2.60 - 2.75 mm
0.31 - 0.34 ct. 3.90 - 4.10 mm 2.70 - 2.80 mm 2.90 - 3.00 mm
0.38 - 0.44 ct. 3.90 - 4.10 mm 2.90 - 3.10 mm 2.90 - 3.00 mm
0.32 - 0.37 ct. 4.10 - 4.20 mm 2.70 - 2.80 mm 3.10 - 3.20 mm
0.40 - 0.44 ct. 4.20 - 4.30 mm 2.90 - 3.10 mm 3.20 - 3.45 mm
0.38 - 0.44 ct. 4.40 - 4.50 mm 2.70 - 2.80 mm 3.30 - 3.50 mm
0.43 - 0.47 ct. 4.40 - 4.50 mm 2.90 - 3.10 mm 3.30 - 3.50 mm
0.40 - 0.44 ct. 4.60 - 4.80 mm 2.70 - 2.80 mm 3.60 - 3.90 mm
0.44 - 0.47 ct. 4.60 - 4.80 mm 2.90 - 3.10 mm 3.60 - 3.90 mm
0.40 - 0.45 ct. 4.90 - 5.20 mm 2.70 - 2.80 mm 3.90 - 4.10 mm
0.50 - 0.55 ct. 4.90 - 5.20 mm 2.90 - 3.10 mm 3.90 - 4.10 mm
0.58 - 0.64 ct. 4.90 - 5.20 mm 3.20 - 3.30 mm 3.95 - 4.20 mm
0.55 - 0.64 ct. 5.40 - 5.60 mm 2.90 - 3.10 mm 4.30 - 4.50 mm
0.64 - 0.75 ct. 5.40 - 5.60 mm 3.20 - 3.40 mm 4.00 - 4.40 mm
0.58 - 0.75 ct. 5.90 - 6.20 mm 2.90 - 3.10 mm 4.70 - 5.00 mm
0.75 - 0.85 ct. 5.90 - 6.20 mm 3.30 - 3.50 mm 4.90 - 5.10 mm
0.80 - 1.00 ct. 5.90 - 6.20 mm 3.60 - 4.00 mm 4.50 - 4.80 mm
0.85 - 1.10 ct. 6.40 - 6.60 mm 3.80 - 4.20 mm 4.80 - 5.20 mm
0.97 - 1.20 ct. 6.40 - 6.60 mm 4.00 - 4.30 mm 4.80 - 5.20 mm
1.10 - 1.30 ct. 6.80 - 7.20 mm 4.00 - 4.30 mm 5.00 - 5.50 mm

Bullet

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Bullet Diamond

The Bullet diamond cut is a unique elongated shape that resembles the streamlined form of a bullet, offering a modern and sleek aesthetic. It is measured primarily by millimeter length and carat weight variations across different width ranges.

The table below shows carat weights for Bullet diamonds according to millimeter length and width ranges:

MM Length 2.40 - 2.50 2.60 - 2.70 2.80 - 2.90 3.00 - 3.10
ct ct ct ct ct ct ct ct
3.90 - 4.00 0.15 0.16 0.16 0.17 0.18 0.19 0.18 0.21
4.10 - 4.20 0.15 0.17 0.17 0.18 0.18 0.20 0.20 0.22
4.30 - 4.40 0.16 0.18 0.18 0.20 0.20 0.23 0.23 0.25
4.50 - 4.60 0.17 0.18 0.19 0.21 0.21 0.24 0.24 0.26
4.70 - 4.80 0.18 0.19 0.20 0.22 0.22 0.25 0.25 0.27
4.90 - 5.00 0.18 0.20 0.20 0.23 0.24 0.26 0.26 0.29
5.10 - 5.20 0.19 0.20 0.21 0.25 0.25 0.28 0.27 0.31
5.30 - 5.40 0.20 0.22 0.22 0.26 0.25 0.29 0.29 0.33
5.50 - 5.60 0.22 0.26 0.25 0.27 0.26 0.31 0.31 0.34

Tapered Bullet

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Tapered Bullet Diamond Description

The Tapered Bullet cut diamond features a slender, elongated shape with gently narrowing ends, resembling a bullet tapering to a point. This unique cut combines elegance and brilliance, offering a sophisticated sparkle with a modern edge.

The tapered design accentuates the diamond’s length and enhances its light reflection, making it an excellent choice for those seeking a distinctive and eye-catching gem. Ideal for rings, pendants, and earrings, the Tapered Bullet cut provides a blend of classic allure and contemporary style.

The size and carat weight options below help guide your selection based on precise measurements to find the perfect fit.

MM Length 2.40 - 2.50 2.60 - 2.70 2.80 - 2.90 3.00 - 3.10
ct ct ct ct ct ct ct ct
3.90 - 4.00 0.12 0.13 0.13 0.15 0.14 0.17 0.15 0.17
4.10 - 4.20 0.12 0.13 0.13 0.15 0.15 0.16 0.16 0.18
4.30 - 4.40 0.13 0.14 0.15 0.16 0.16 0.18 0.18 0.20
4.50 - 4.60 0.13 0.15 0.15 0.17 0.17 0.19 0.19 0.21
4.70 - 4.80 0.14 0.15 0.16 0.18 0.18 0.20 0.20 0.22
4.90 - 5.00 0.15 0.16 0.16 0.18 0.19 0.21 0.21 0.23
5.10 - 5.20 0.15 0.16 0.17 0.20 0.20 0.22 0.22 0.25
5.30 - 5.40 0.20 0.22 0.18 0.20 0.20 0.23 0.23 0.26
5.50 - 5.60 0.18 0.20 0.20 0.22 0.21 0.25 0.25 0.27

Shield

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Shield Cut Diamond Description

The Shield cut diamond features a distinctive triangular shape with a unique shield-like appearance. This cut highlights sharp lines and facets that enhance the diamond's brilliance and sparkle, making it an eye-catching choice for jewelry.

The Shield cut is perfect for those looking for a bold and modern style, offering a blend of elegance and uniqueness. Its proportions and facets allow excellent light reflection, maximizing the gem's radiance.

Below is a detailed chart of length and width measurements alongside their corresponding average pair total weight to help you select the perfect Shield cut diamond.

LENGTH MM SIZE WIDTH MM SIZE PAIR AVERAGE TOTAL WEIGHT
3.60 - 4.10 mm. 3.20 - 2.90 mm. 0.13 - 0.17 ct.
4.20 - 4.40 mm. 3.60 - 4.00 mm. 0.18 - 0.22 ct.
4.30 - 5.10 mm. 3.90 - 4.80 mm. 0.23 - 0.27 ct.
4.80 - 5.60 mm. 4.20 - 5.00 mm. 0.28 - 0.37 ct.
5.20 - 5.80 mm. 4.80 - 5.30 mm. 0.38 - 0.47 ct.
5.40 - 6.00 mm. 5.00 - 5.80 mm. 0.48 - 0.59 ct.
5.80 - 6.30 mm. 5.40 - 6.00 mm. 0.60 - 0.68 ct.
6.20 - 6.80 mm. 6.10 - 6.80 mm. 0.70 - 0.78 ct.
6.70 - 7.40 mm. 6.50 - 7.20 mm. 0.80 - 0.89 ct.
7.20 - 7.80 mm. 6.30 - 7.30 mm. 0.90 - 0.98 ct.
7.60 - 8.50 mm. 6.70 - 7.60 mm. 1.00 - 1.10 ct.
8.00 - 8.90 mm. 7.20 - 8.10 mm. 1.18 - 1.45 ct.

Trilliant

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Trilliant Cut Diamond Description

The Trilliant cut diamond is known for its triangular shape with brilliant facets that maximize sparkle and fire. It is an elegant choice for those who appreciate a unique yet classic diamond shape.

The precise measurements in millimeters correspond to specific carat weights, helping buyers select the ideal Trilliant diamond for their needs.

MM Size CARAT WEIGHT
2.20 - 2.40 mm. 0.03 - 0.04 ct.
2.50 - 2.80 mm. 0.05 - 0.06 ct.
2.80 - 2.90 mm. 0.07 - 0.08 ct.
2.90 - 3.20 mm. 0.08 - 0.11 ct.
3.30 - 3.60 mm. 0.13 - 0.15 ct.
3.60 - 4.10 mm. 0.15 - 0.17 ct.
3.80 - 4.30 mm. 0.17 - 0.19 ct.
4.00 - 4.30 mm. 0.20 - 0.21 ct.
4.20 - 4.40 mm. 0.22 - 0.24 ct.
4.30 - 4.60 mm. 0.24 - 0.26 ct.
4.70 - 5.00 mm. 0.27 - 0.28 ct.
5.00 - 5.10 mm. 0.30 - 0.32 ct.
5.10 - 5.20 mm. 0.32 - 0.34 ct.
5.30 - 5.70 mm. 0.36 - 0.40 ct.
5.80 - 6.30 mm. 0.42 - 0.44 ct.
5.70 - 6.00 mm. 0.45 - 0.48 ct.
5.90 - 6.20 mm. 0.50 - 0.58 ct.
6.10 - 6.60 mm. 0.60 - 0.65 ct.
6.50 - 6.80 mm. 0.70 - 0.78 ct.
6.70 - 6.90 mm. 0.80 - 0.87 ct.
6.80 - 7.20 mm. 0.90 - 0.98 ct.
7.20 - 7.80 mm. 1.00 - 1.15 ct.
7.50 - 8.20 mm. 1.18 - 1.45 ct.
MM SIZE CARAT WEIGHT
2.40 - 2.60 mm. 0.03 - 0.04 ct.
2.80 - 3.10 mm. 0.05 - 0.06 ct.
3.00 - 3.20 mm. 0.07 - 0.08 ct.
3.20 - 3.70 mm. 0.08 - 0.11 ct.
3.70 - 4.00 mm. 0.13 - 0.15 ct.
4.00 - 4.50 mm. 0.15 - 0.17 ct.
4.20 - 4.60 mm. 0.17 - 0.19 ct.
4.40 - 4.70 mm. 0.20 - 0.21 ct.
4.70 - 4.90 mm. 0.22 - 0.24 ct.
4.90 - 5.20 mm. 0.24 - 0.26 ct.
5.20 - 5.50 mm. 0.27 - 0.28 ct.
5.50 - 5.90 mm. 0.30 - 0.32 ct.
5.60 - 6.30 mm. 0.32 - 0.34 ct.
6.30 - 6.60 mm. 0.36 - 0.40 ct.
6.60 - 6.80 mm. 0.42 - 0.44 ct.
6.60 - 6.80 mm. 0.45 - 0.48 ct.
6.80 - 7.30 mm. 0.50 - 0.58 ct.
7.20 - 7.50 mm. 0.60 - 0.65 ct.
7.40 - 7.70 mm. 0.70 - 0.78 ct.
7.60 - 8.10 mm. 0.80 - 0.87 ct.
8.00 - 8.70 mm. 0.90 - 0.98 ct.
8.40 - 9.20 mm. 1.00 - 1.15 ct.
8.40 - 9.40 mm. 1.18 - 1.45 ct.

Calf

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Calf Cut Diamond Description

The Calf cut diamond features a distinct shape characterized by its top horizontal length and vertical width, giving it a unique and elegant appearance.

Top Horizontal Length MM Size Vertical Width MM Size Carat Weight
3.50 - 3.80 mm. 3.20 - 3.40 mm. 0.12 - 0.14 ct.
3.80 - 4.30 mm. 3.40 - 3.80 mm. 0.14 - 0.16 ct.
4.00 - 4.40 mm. 3.60 - 3.90 mm. 0.16 - 0.18 ct.
4.20 - 4.50 mm. 3.70 - 4.00 mm. 0.19 - 0.20 ct.
4.20 - 4.70 mm. 4.00 - 4.20 mm. 0.21 - 0.23 ct.
4.60 - 5.00 mm. 4.20 - 4.40 mm. 0.23 - 0.25 ct.
5.00 - 5.20 mm. 4.40 - 4.70 mm. 0.26 - 0.27 ct.
5.20 - 5.40 mm. 4.70 - 4.90 mm. 0.29 - 0.31 ct.
5.30 - 5.60 mm. 4.80 - 5.00 mm. 0.33 - 0.36 ct.
5.60 - 6.00 mm. 5.00 - 5.40 mm. 0.38 - 0.41 ct.
5.90 - 6.20 mm. 5.30 - 5.50 mm. 0.42 - 0.44 ct.
6.10 - 6.30 mm. 5.50 - 5.70 mm. 0.46 - 0.49 ct.
6.30 - 6.40 mm. 5.70 - 5.80 mm. 0.52 - 0.55 ct.
6.40 - 6.90 mm. 6.40 - 6.90 mm. 0.57 - 0.62 ct.
6.90 - 7.10 mm. 6.80 - 7.10 mm. 0.67 - 0.74 ct.
7.00 - 7.30 mm. 7.00 - 7.30 mm. 0.76 - 0.83 ct.
7.20 - 7.70 mm. 7.20 - 7.70 mm. 0.86 - 0.93 ct.
7.60 - 8.20 mm. 7.60 - 8.25 mm. 0.95 - 1.09 ct.
8.00 - 8.90 mm. 8.00 - 8.90 mm. 1.12 - 1.38 ct.

hexagon

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Hexagon Diamond Cut Description

The Hexagon cut diamond is a unique six-sided gemstone known for its distinctive geometric shape. It features precise measurements from point to point and base to base, offering a balanced and elegant appearance. This cut is available in various sizes, providing versatility for different jewelry designs.

Carat weights for Hexagon diamonds vary accordingly, making it a flexible choice for both subtle and statement pieces. The Hexagon cut combines modern aesthetics with classic brilliance, making it a popular option among diamond enthusiasts.

Hexagonal Point to Point MM Size Hexagonal Base to Base MM Size Hexagonal Carat Weight
4.70 - 4.80 mm. 4.00 - 4.20 mm 0.30 - 0.35 ct.
5.00 - 5.20 mm. 4.40 - 4.50 mm 0.40 - 0.45 ct.
5.40 - 5.60 mm. 4.70 - 4.90 mm 0.50 - 0.55 ct.
5.70 - 5.90 mm. 4.90 - 5.20 mm 0.60 - 0.65 ct.
6.10 - 6.30 mm. 5.20 - 5.40 mm 0.70 - 0.75 ct.
6.40 - 6.50 mm. 5.50 - 5.60 mm 0.80 - 0.85 ct.
6.60 - 6.70 mm. 5.70 - 5.80 mm 0.90 - 0.95 ct.
6.80 - 7.00 mm. 5.90 - 6.20 mm 1.00 - 1.10 ct.
7.10 - 7.30 mm. 6.10 - 6.40 mm 1.20 - 1.40 ct.
7.40 - 7.60 mm. 6.30 - 6.50 mm 1.50 - 1.60 ct.
7.60 - 7.80 mm. 7.30 - 7.50 mm 1.70 - 1.80 ct.
8.90 - 9.40 mm. 7.60 - 8.00 mm 2.00 - 2.20 ct.

kite

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Kite Diamond Cut Description

The Kite cut diamond is a uniquely shaped gemstone characterized by its elongated, symmetrical form resembling a kite. It offers a range of lengths and widths to suit various jewelry preferences.

This cut showcases a pair average weight that varies across different sizes, providing versatility for both subtle and statement pieces. The Kite cut's distinctive silhouette and brilliance make it a popular choice for modern and elegant designs.

LENGTH MM SIZE WIDTH MM SIZE PAIR AVERAGE WEIGHT
3.90 - 4.20 mm 2.20 - 2.40 mm 0.10 - 0.12 ct tw
4.40 - 4.60 mm 2.40 - 2.60 mm 0.15 - 0.18 ct tw
4.90 - 5.20 mm 2.70 - 2.90 mm 0.18 - 0.20 ct tw
5.40 - 5.70 mm 2.80 - 3.10 mm 0.21 - 0.26 ct tw
5.90 - 6.20 mm 3.00 - 3.20 mm 0.28 - 0.31 ct tw
6.40 - 6.70 mm 3.30 - 3.50 mm 0.35 - 0.42 ct tw
6.80 - 7.30 mm 3.40 - 4.60 mm 0.43 - 0.50 ct tw
7.40 - 7.70 mm 3.70 - 4.00 mm 0.53 - 0.65 ct tw
7.80 - 8.30 mm 3.90 - 4.20 mm 0.68 - 0.75 ct tw
8.40 - 8.60 mm 4.20 - 4.40 mm 0.78 - 0.85 ct tw
8.80 - 9.20 mm 4.30 - 4.60 mm 0.80 - 0.85 ct tw
8.40 - 8.60 mm 4.10 - 4.30 mm 0.79 - 0.85 ct tw
8.80 - 9.30 mm 4.30 - 4.60 mm 0.87 - 0.95 ct tw
9.50 - 10.00 mm 4.50 - 5.00 mm 1.00 - 1.20 ct tw
10.50 - 12.00 mm 5.50 - 6.00 mm 1.25 - 1.50 ct tw
12.00 - 14.00 mm 6.00 - 6.50 mm 1.70 - 2.00 ct tw

Epaullete

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Epaulette Diamond Cut Description

The Epaulette cut diamond is characterized by its elegant, shield-like shape with distinct facets that catch and reflect light beautifully. This cut offers a variety of length and width sizes to accommodate different design preferences.

The pair average weight varies according to the dimensions, providing a range of options for jewelry that combines both sophistication and versatility. The Epaulette cut is ideal for those seeking a unique and refined gemstone style.

Length MM Size Width MM Size Pair Average Weight
4.90 - 5.20 mm 2.60 - 2.80 mm 0.30 - 0.36 ct tw
4.90 - 5.20 mm 2.90 - 3.40 mm 0.48 - 0.60 ct tw
5.40 - 5.70 mm 2.80 - 3.00 mm 0.37 - 0.47 ct tw
5.90 - 6.20 mm 2.90 - 3.40 mm 0.48 - 0.58 ct tw
6.40 - 6.70 mm 3.50 - 3.70 mm 0.60 - 0.80 ct tw
6.80 - 7.30 mm 3.70 - 4.10 mm 0.90 - 1.10 ct tw
7.40 - 7.60 mm 3.80 - 4.40 mm 1.00 - 1.20 ct tw
7.80 - 8.20 mm 4.00 - 4.60 mm 1.30 - 1.60 ct tw
8.40 - 8.60 mm 4.50 - 5.30 mm 1.50 - 1.80 ct tw
8.80 - 9.30 mm 4.70 - 5.60 mm 1.70 - 2.00 ct tw
9.50 - 10.50 mm 5.00 - 6.00 mm 2.00 - 2.30 ct tw

Rose

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Rose Cut Diamond Description

The Rose cut diamond is known for its vintage charm and flat bottom with a domed crown covered in triangular facets. It offers a variety of lengths and widths to fit different design needs.

The carat weight varies depending on the size, providing options for delicate to more substantial jewelry pieces. This cut is perfect for those who appreciate timeless elegance and a distinctive sparkle.

Length MM Size Width MM Size Carat Weight
1.30 - 1.45 mm. 0.30 - 0.40 mm. 0.007 - 0.011 ct.
1.40 - 1.55 mm. 0.40 - 0.45 mm. 0.008 - 0.013 ct.
1.50 - 1.70 mm. 0.45 - 0.55 mm. 0.010 - 0.016 ct.
1.75 - 1.85 mm. 0.50 - 0.60 mm. 0.013 - 0.020 ct.
1.90 - 2.10 mm. 0.60 - 0.70 mm. 0.017 - 0.031 ct.
2.15 - 2.35 mm. 0.65 - 0.80 mm. 0.025 - 0.040 ct.
2.40 - 2.70 mm. 0.75 - 0.85 mm. 0.035 - 0.070 ct.
2.80 - 3.20 mm. 0.90 - 1.00 mm. 0.050 - 0.080 ct.
3.30 - 3.65 mm. 1.00 - 1.20 mm. 0.080 - 0.140 ct.
4.20 - 4.35 mm. 2.20 - 2.60 mm. 0.130 - 0.180 ct.
4.40 - 4.55 mm. 4.70 - 4.80 mm. 0.190 - 0.220 ct.
4.40 - 4.55 mm. 1.35 - 1.55 mm. 0.200 - 0.260 ct.
4.60 - 4.80 mm. 1.40 - 1.65 mm. 0.230 - 0.270 ct.
4.85 - 5.20 mm. 1.50 - 1.80 mm. 0.280 - 0.350 ct.
5.30 - 5.60 mm. 1.55 - 1.90 mm. 0.370 - 0.480 ct.
5.60 - 5.80 mm. 1.65 - 2.00 mm. 0.450 - 0.550 ct.
5.85 - 6.10 mm. 1.75 - 2.10 mm. 0.530 - 0.650 ct.
6.20 - 6.35 mm. 1.80 - 2.20 mm. 0.640 - 0.750 ct.
6.40 - 6.65 mm. 1.90 - 2.27 mm. 0.740 - 0.850 ct.
6.80 - 7.40 mm. 2.10 - 2.40 mm. 0.850 - 0.950 ct.
7.45 - 7.70 mm. 2.20 - 2.60 mm. 0.950 - 1.180 ct.
7.80 - 8.40 mm. 2.40 - 2.80 mm. 1.200 - 1.450 ct.