SHAPES
- Diamond Round Cut
- Princess / Square Cut
- Asscher Cut
- Marquise Cut
- Radiant Cut
- Cushion Cut
- Pear Cut
- Oval Cut
- Heart Cut
- Trillion Cut
- Emerald Cut
- Triangle Cut
- Tapered Baguette Cut
- Straight Baguette Cut
Diamond Round Cut
MM Size |
Carat Weight |
0.8 |
0.0025 |
1 |
0.005 |
1.12 |
0.0075 |
1.15 |
0.0067 |
1.25 |
0.01 |
1.3 |
0.01 |
1.5 |
0.015 |
1.75 |
0.02 |
1.8 |
0.025 |
2 |
0.03 |
2.25 |
0.04 |
2.5 |
0.06 |
2.75 |
0.08 |
3 |
0.11 |
3.25 |
0.14 |
3.5 |
0.17 |
3.75 |
0.21 |
4 |
0.25 |
4.25 |
0.28 |
4.5 |
0.36 |
4.75 |
0.44 |
5 |
0.46 |
5.25 |
0.56 |
5.5 |
0.66 |
5.75 |
0.76 |
6 |
0.84 |
6.25 |
0.93 |
6.5 |
1.03 |
6.75 |
1.24 |
MM Size |
Carat Weight |
7 |
1.28 |
7.25 |
1.49 |
7.5 |
1.67 |
7.75 |
1.75 |
8 |
2.04 |
8.25 |
2.11 |
8.5 |
2.43 |
8.75 |
2.55 |
9 |
2.75 |
9.25 |
3.05 |
9.5 |
3.35 |
9.75 |
3.61 |
10 |
3.87 |
10.25 |
4.16 |
10.5 |
4.14 |
10.75 |
4.57 |
11 |
4.91 |
11.25 |
5.49 |
11.5 |
5.85 |
12 |
6.84 |
12.25 |
7.26 |
12.5 |
7.36 |
12.75 |
0.56 |
13 |
8.51 |
13.5 |
9.53 |
14 |
10.49 |
15 |
12.89 |
16 |
16.06 |
Princess / Square Cut
MM Size |
Carat Weight |
1.5 |
0.015 |
1.75 |
0.03 |
2 |
0.06 |
2.25 |
0.08 |
2.5 |
0.1 |
2.75 |
0.13 |
3 |
0.18 |
3.25 |
0.26 |
3.5 |
0.29 |
3.75 |
0.31 |
4 |
0.39 |
4.25 |
0.44 |
4.5 |
0.56 |
4.75 |
0.64 |
5 |
0.71 |
5.25 |
0.75 |
5.5 |
0.99 |
5.75 |
1.11 |
6 |
1.24 |
6.25 |
1.39 |
MM Size |
Carat Weight |
6.5 |
1.59 |
6.75 |
1.75 |
7 |
1.96 |
7.25 |
2.01 |
7.5 |
2.4 |
7.75 |
2.74 |
8 |
3.01 |
8.25 |
3.24 |
8.5 |
3.67 |
8.75 |
4.1 |
9 |
4.12 |
9.5 |
5.09 |
9.75 |
5.36 |
10 |
5.62 |
10.25 |
4.16 |
10.5 |
5.76 |
10.75 |
5.99 |
11 |
7.44 |
11.25 |
9.44 |
11.5 |
9.52 |
Asscher Cut
MM Size |
Carat Weight |
4 |
0.39 |
4.5 |
0.56 |
5 |
0.71 |
5.5 |
0.99 |
6 |
1.24 |
6.5 |
1.59 |
7 |
1.96 |
7.5 |
2.4 |
MM Size |
Carat Weight |
8 |
3.01 |
8.5 |
3.67 |
9 |
4.12 |
9.5 |
5.09 |
10 |
5.62 |
11 |
7.44 |
12 |
9.52 |
13 |
12.66 |
Marquise Cut
MM Size |
Carat Weight |
3 x 1.5 |
0.025 |
3.5 x 1.75 |
0.065 |
3.5 x 2 |
0.07 |
3.75 x 1.75 |
0.11 |
4 x 2 |
0.1 |
2.75 |
0.13 |
4.25 x 2.25 |
0.12 |
5 x 2.5 |
0.14 |
35 x 3 |
0.2 |
5.5 x 2.75 |
0.16 |
5.5 x 3 |
0.18 |
6 x 3 |
0.25 |
6.5 x 3 |
0.23 |
7 x 3 |
0.3 |
7 x 3.5 |
0.35 |
7 x 4 |
3.4 |
7.5 x 3.5 |
0.33 |
8 x 4 |
0.47 |
9 x 4.5 |
0.71 |
MM Size |
Carat Weight |
9 x 5 |
0.76 |
9.5 x 2 |
0.85 |
10 x 5 |
0.95 |
11 x 5.5 |
1.25 |
11.5 x 6 |
1.33 |
12 x 6 |
1.62 |
12 x 6.5 |
1.71 |
13 x 6.5 |
2.11 |
14.7 |
2.48 |
15 x 7.5 |
3.09 |
14 x 8 |
3 |
15 x 7 |
3.12 |
15 x 8 |
3.44 |
16 x 8 |
3.86 |
17 x 8.5 |
4.88 |
17.5 x 10 |
5.5 |
20 x 8 |
7.08 |
20 x 10 |
7.94 |
20 x 11 |
9.5 |
Radiant Cut
MM Size |
Carat Weight |
4.5 x 3.5 |
0.34 |
5 x 3 |
0.31 |
6 x 3 |
0.41 |
6 x 4 |
66 |
6.5 x 4.5 |
0.83 |
6.5 |
1.59 |
7 x 5 |
1.14 |
7.25 x 5.25 |
1.24 |
7.5 x 5.5 |
1.47 |
8 x 6 |
1.74 |
8.5 x 6.5 |
2.25 |
9 x 7 |
2.62 |
9.5 x 7.5 |
3.18 |
10 x 7 |
3.31 |
MM Size |
Carat Weight |
10 x 8 |
3.49 |
11 x 9 |
5.05 |
11.5 x 10 |
6.45 |
12 x 9 |
6.06 |
12 x 10 |
6.79 |
13 x 9 |
6.54 |
13 x 11 |
9.33 |
13.5 x 11.5 |
10.19 |
14 x 10 |
8.47 |
15 x 11 |
11.48 |
16 x 12 |
14.22 |
Cushion Cut
MM Size |
Carat Weight |
4 |
0.25 |
4.5 |
0.36 |
5 |
0.46 |
5.25 |
0.56 |
5.5 |
0.66 |
5.75 |
0.76 |
6 |
0.84 |
6.25 |
0.93 |
6.5 |
1.03 |
6.75 |
1.24 |
7 |
1.28 |
7.5 |
1.76 |
MM Size |
Carat Weight |
8 |
2.04 |
8.5 |
2.43 |
9 |
2.75 |
9.5 |
3.35 |
10 |
3.87 |
10.5 |
4.47 |
11 |
4.91 |
11.5 |
5.85 |
12 |
6.84 |
13 |
8.51 |
14 |
10.49 |
15 |
12.89 |
Pear Cut
MM Size |
Carat Weight |
3 x 2 |
0.12 |
4 x 2.5 |
0.18 |
4 x 3 |
0.21 |
5 x 3 |
0.25 |
5 x 4 |
0.35 |
6 x 4 |
0.39 |
6.5 x 4.5 |
0.57 |
7 x 5 |
0.71 |
8 x 5 |
0.81 |
8.5 x 5.5 |
1.08 |
8 x 6 |
1.25 |
9 x 6 |
1.35 |
9 x 7 |
1.75 |
10 x 6 |
1.8 |
10 x 7 |
2.46 |
11 x 7.50 |
2.61 |
11 x 8 |
3 |
12 x 7 |
3.12 |
MM Size |
Carat Weight |
12 x 8 |
3 |
12 x 9 |
3.44 |
13 x 8 |
2.98 |
14 x 8 |
3.47 |
10 |
3.87 |
14 x 9 |
4.25 |
15 x 9 |
5.06 |
14 x 10 |
5.41 |
13 x 11 |
5.65 |
15 x 10 |
5.75 |
15 x 11 |
7.36 |
16 x 9 |
5.86 |
16 x 10 |
6.27 |
16 x 12 |
8.99 |
17 x 10 |
6.46 |
18 x 11 |
8.14 |
18 x 12 |
9.35 |
18 x 13 |
10.21 |
Oval Cut
MM Size |
Carat Weight |
4.5 x 3.5 |
0.21 |
5 x 3 |
0.21 |
5 x 4 |
0.35 |
5.5 x 3.5 |
0.33 |
6 x 4 |
0.43 |
6.5 x 4.5 |
0.65 |
6 x 5 |
0.71 |
7 x 5 |
0.76 |
7.5 x 5.5 |
0.98 |
8 x 6 |
1.21 |
8.5 x 6.5 |
1.46 |
9 x 6 |
1.41 |
9 x 7 |
1.86 |
MM Size |
Carat Weight |
10 x 8 |
2.54 |
10.5 x 8.5 |
2.88 |
11 x 9 |
3.85 |
12 x 8 |
2.99 |
12 x 10 |
5.05 |
14 x 10 |
5.81 |
13 x 11 |
6.05 |
14 x 10 |
5.41 |
15 x 12 |
8.76 |
16 x 12 |
9.32 |
16 x 14 |
11.88 |
18 x 13 |
12.86 |
20 x 15 |
14.96 |
Heart Cut
MM Size |
Carat Weight |
3.5 |
0.18 |
4 |
0.25 |
4.25 |
0.28 |
4.5 |
0.34 |
4.75 |
0.38 |
5 |
0.44 |
5.5 |
0.61 |
6 |
0.74 |
6.25 |
0.83 |
6.5 |
0.93 |
7 |
1.13 |
7.5 |
1.59 |
MM Size |
Carat Weight |
8 |
1.71 |
9 |
2.41 |
9.5 |
2.9 |
10 |
3.16 |
11 |
4.41 |
12 |
5.66 |
13 |
7.88 |
14 |
9.38 |
15 |
10.79 |
16 |
13.27 |
18 |
15.33 |
Trillion Cut
MM Size |
Carat Weight |
3 |
0.12 |
3.5 |
0.16 |
3.75 |
0.19 |
4 |
0.23 |
4.25 |
0.27 |
4.5 |
0.31 |
4.75 |
0.37 |
5 |
0.42 |
5.25 |
0.49 |
5.5 |
0.55 |
5.75 |
0.64 |
6 |
0.7 |
MM Size |
Carat Weight |
6.25 |
0.75 |
6.5 |
0.91 |
6.75 |
0.98 |
7 |
1.1 |
7.5 |
1.21 |
8 |
1.75 |
9 |
2.35 |
11 |
3.66 |
12 |
4.9 |
13 |
6.42 |
15 |
9 |
Emerald Cut
MM Size |
Carat Weight |
3 x 2 |
0.1 |
3.5 x 2 |
0.12 |
4 x 2 |
0.15 |
4 x 3 |
0.2 |
5 x 3 |
0.29 |
5.5 x 3.5 |
0.46 |
5.5 x 4 |
0.48 |
6 x 4 |
0.66 |
6.5 x 4.5 |
0.88 |
7 x 5 |
1.06 |
7.25 x 5.25 |
1.24 |
7.5 x 5.5 |
1.45 |
8 x 6 |
1.74 |
8.5 x 6.5 |
2.17 |
MM Size |
Carat Weight |
9 x 7 |
2.62 |
9.5 x 7.5 |
3.21 |
10 x 7 |
3.01 |
10 x 8 |
3.79 |
11 x 9 |
5.21 |
12 x 8 |
5.34 |
12 x 10 |
6 |
13 x 9 |
6.38 |
14 x 8 |
6.25 |
14 x 10 |
8.48 |
14 x 12 |
11.26 |
16 x 12 |
14.22 |
Triangle Cut
MM Size |
Carat Weight |
2.5 |
0.08 |
3 |
0.12 |
3.5 |
0.18 |
4 |
0.25 |
4.25 |
0.32 |
4.5 |
0.37 |
4.75 |
0.42 |
5 |
0.45 |
5.25 |
0.53 |
5.5 |
0.66 |
5.75 |
0.71 |
6 |
0.76 |
6.25 |
0.86 |
6.5 |
0.94 |
6.75 |
1.02 |
MM Size |
Carat Weight |
7 |
1.11 |
7.25 |
1.32 |
7.5 |
1.45 |
7.75 |
1.69 |
8 |
1.79 |
8.25 |
1.86 |
9 |
2.15 |
9.25 |
2.54 |
9.75 |
3.25 |
10 |
3.52 |
11 |
4.74 |
12 |
6.03 |
13 |
8.12 |
14 |
9.83 |
Tapered Baguette Cut
MM Size |
Carat Weight |
2 x 1.5 x 1 |
0.025 |
2.5 x 1.5 x 1 |
0.035 |
2.5 x 1.75 x 1 |
0.05 |
3 x 1.75 x 1.25 |
0.055 |
3 x 1.75 x 1.3 |
0.055 |
3 x 1.75 x 1.5 |
0.055 |
3 x 2 x 1 |
0.06 |
3 x 2 x 1.25 |
0.065 |
3 x 2 x 1.5 |
0.07 |
3 x 2 x 1.75 |
0.075 |
3 x 2.5 x 2 |
0.08 |
3.25 x 1.75 x 1 |
0.07 |
3.25 x 1.75 x 1.25 |
0.05 |
3.5 x 1.25 x 1 |
0.04 |
3.5 x 1.5 x 1 |
0.05 |
3.5 x 1.5 x 1.25 |
0.055 |
3.5 x 1.7 x 1.3 |
0.055 |
3.5 x 1.75 x 1 |
0.06 |
3.5 x 1.75 x 1.25 |
0.07 |
3.5 x 1.75 x 1.3 |
0.065 |
3.5 x 2 x 1.25 |
0.08 |
3.5 x 2 x 1.5 |
0.09 |
3.5 x 2.5 x 2 |
0.09 |
3.75 x 2 x 1.25 |
0.08 |
4 x 1.5 x 1 |
0.07 |
4 x 1.5 x 1.2 |
0.08 |
4 x 1.75 x 1.25 |
0.08 |
4 x 2 x 1.5 |
0.01 |
4 x 2.5 x 1.5 |
0.12 |
4 x 2.5 x 2 |
0.21 |
4 x 3 x 2 |
0.21 |
4.25 x 2 x 1.25 |
0.11 |
MM Size |
Carat Weight |
4.25 x 2 x 1.5 |
0.13 |
4.25 x 2.5 x 1.25 |
0.13 |
4.25 x 2.5 x 1.5 |
0.135 |
4.5 x 1.75 x 1.25 |
0.15 |
4.5 x 2 x 1.5 |
0.12 |
4.5 x 2.3 x 1.8 |
0.16 |
4.5 x 2.5 x 2 |
0.15 |
4.5 x 2.75 x 1.75 |
0.15 |
4.5 x 3 x 2 |
0.16 |
4.5 x 3 x 2.5 |
0.16 |
4.75 x 2.5 x 1.5 |
0.15 |
4.75 x 3 x 2 |
0.18 |
5 x 2 x 1 |
0.14 |
5 x 2 x 1.25 |
0.15 |
5 x 2 x 1.5 |
0.15 |
5 x 2.3 x 1.8 |
0.16 |
5 x 2.5 x 1.5 |
0.2 |
5 x 2.5 x 2 |
0.21 |
5 x 2.75 x 2 |
0.21 |
5 x 3 x 2 |
0.25 |
5 x 3.5 x 2 |
0.26 |
5 x 4 x 3.5 |
0.28 |
5.5 x 2 x 1.5 |
0.18 |
5.5 x 2.5 x 1.75 |
0.23 |
5.5 x 2.5 x 2 |
0.23 |
5.5 x 3 x 2 |
0.26 |
5.5 x 3 x 2.25 |
0.26 |
5.5 x 4 x 2.5 |
0.28 |
6 x 2 x 1.5 |
0.3 |
6 x 2.5 x 1.5 |
0.3 |
6 x 3 x 2 |
0.3 |
6.5 x 2.5 x 2 |
0.3 |
6.5 x 3 x 2 |
0.32 |
Straight Baguette Cut
MM Size |
Carat Weight |
2 x 1 |
0.02 |
2.5 x 1.5 |
0.04 |
2 x 1.75 |
0.04 |
2.25 x 1.75 |
0.04 |
2.5 x 1 |
0.045 |
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 |
0.05 |
3 x 1.25 |
0.055 |
3.5 x 1.5 |
0.06 |
3 x 1.75 |
0.08 |
3 x 2 |
0.1 |
3 x 2.5 |
0.13 |
3.25 x 1.25 |
0.06 |
3.25 x 1.5 |
0.08 |
3.5 x 2 x 1.5 |
0.065 |
3.25 x 1.75 |
0.08 |
3.25 x 2.5 |
0.14 |
3.5 x 1 |
0.065 |
3.5 x 1.25 |
0.07 |
4 x 1.75 x 1.25 |
0.08 |
3.5 x 1.5 |
0.07 |
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 |
MM Size |
Carat Weight |
3.75 x 1.5 |
0.14 |
3.75 x 2 |
0.145 |
4 x 1.25 |
0.075 |
4 x 1.5 |
0.08 |
4 x 1.75 |
0.11 |
4 x 2 |
0.14 |
4 x 3 |
0.2 |
4.5 x 1.5 |
0.15 |
4.5 x 1.75 |
0.17 |
4.5 x 2.5 |
0.2 |
4.5 x 3 |
0.285 |
4.5 x 3.5 |
0.3 |
5 x 2 x 1 |
0.14 |
4.75 x 1.5 |
0.27 |
4.75 x 2 |
0.28 |
5 x 1.5 |
0.14 |
5 x 1.75 |
0.15 |
5 x 2 |
0.19 |
5 x 2.5 |
0.24 |
5 x 3 |
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 |