Carat Weight Sizes
Use the table below to find your diamond shapes average size.
MM Size | Carat Weight | Shape |
13 | 12.66 | Asscher |
12 | 9.52 | Asscher |
11 | 7.44 | Asscher |
10 | 5.62 | Asscher |
9.5 | 5.09 | Asscher |
9 | 4.12 | Asscher |
8.5 | 3.67 | Asscher |
8 | 3.01 | Asscher |
7.5 | 2.4 | Asscher |
7 | 1.96 | Asscher |
6.5 | 1.59 | Asscher |
6 | 1.24 | Asscher |
5.5 | 0.99 | Asscher |
5 | 0.71 | Asscher |
4.5 | 0.56 | Asscher |
4 | 0.39 | Asscher |
15 | 12.89 | Cushion |
14 | 10.49 | Cushion |
13 | 8.51 | Cushion |
12 | 6.84 | Cushion |
11.5 | 5.85 | Cushion |
11 | 4.91 | Cushion |
10.5 | 4.41 | Cushion |
10 | 3.87 | Cushion |
9.5 | 3.35 | Cushion |
9 | 2.75 | Cushion |
8.5 | 2.43 | Cushion |
8 | 2.04 | Cushion |
7.5 | 1.67 | Cushion |
7 | 1.28 | Cushion |
6.75 | 1.24 | Cushion |
6.5 | 1.03 | Cushion |
6.25 | 0.93 | Cushion |
6 | 0.84 | Cushion |
5.75 | 0.76 | Cushion |
5.5 | 0.66 | Cushion |
5.25 | 0.56 | Cushion |
5 | 0.46 | Cushion |
4.5 | 0.36 | Cushion |
4 | 0.25 | Cushion |
16 x 12 | 14.22 | Emerald |
14 x 12 | 11.26 | Emerald |
13 x 11 | 9.13 | Emerald |
14 x 10 | 8.48 | Emerald |
13 x 9 | 6.38 | Emerald |
14 x 8 | 6.25 | Emerald |
12 x 10 | 6 | Emerald |
12 x 8 | 5.34 | Emerald |
11 x 9 | 5.21 | Emerald |
10 x 8 | 3.79 | Emerald |
9.5 x 7.5 | 3.21 | Emerald |
10 x 7 | 3.01 | Emerald |
9 x 7 | 2.62 | Emerald |
8.5 x 6.5 | 2.17 | Emerald |
8 x 6 | 1.74 | Emerald |
7.5 x 5.5 | 1.45 | Emerald |
7.25 x 5.25 | 1.24 | Emerald |
7 x 5 | 1.06 | Emerald |
6.5 x 4.5 | 0.88 | Emerald |
6 x 4 | 0.66 | Emerald |
5.5 x 4 | 0.48 | Emerald |
5.5 x 3.5 | 0.46 | Emerald |
5 x 3 | 0.29 | Emerald |
4 x 3 | 0.2 | Emerald |
4 x 2 | 0.15 | Emerald |
3.5 x 2 | 0.12 | Emerald |
3 x 2 | 0.1 | Emerald |
18 | 15.33 | Heart |
16 | 13.27 | Heart |
15 | 10.79 | Heart |
14 | 9.38 | Heart |
13 | 7.88 | Heart |
12 | 5.66 | Heart |
11 | 4.41 | Heart |
10 | 3.16 | Heart |
9.5 | 2.9 | Heart |
9 | 2.41 | Heart |
8 | 1.71 | Heart |
7.5 | 1.59 | Heart |
7 | 1.13 | Heart |
6.5 | 0.93 | Heart |
6.25 | 0.83 | Heart |
6 | 0.74 | Heart |
5.5 | 0.61 | Heart |
5 | 0.44 | Heart |
4.75 | 0.38 | Heart |
4.5 | 0.34 | Heart |
4.25 | 0.28 | Heart |
4 | 0.25 | Heart |
3.5 | 0.18 | Heart |
20 x 11 | 9.5 | Marquise |
20 x 10 | 7.94 | Marquise |
20 x 8 | 7.08 | Marquise |
17.5 x 10 | 5.5 | Marquise |
17 x 8.5 | 4.88 | Marquise |
16 x 8 | 3.86 | Marquise |
15 x 8 | 3.44 | Marquise |
7 x 4 | 3.4 | Marquise |
15 x 7 | 3.12 | Marquise |
15 x 7.5 | 3.09 | Marquise |
14 x 8 | 3 | Marquise |
14 x 7 | 2.48 | Marquise |
13 x 6.5 | 2.11 | Marquise |
12 x 6.5 | 1.71 | Marquise |
12 x 6 | 1.62 | Marquise |
11.5 x 6 | 1.33 | Marquise |
11 x 5.5 | 1.25 | Marquise |
10 x 5 | 0.95 | Marquise |
9.5 x 5 | 0.85 | Marquise |
9 x 5 | 0.76 | Marquise |
9 x 4.5 | 0.71 | Marquise |
8 x 4 | 0.47 | Marquise |
7 x 3.5 | 0.35 | Marquise |
7.5 x 3.5 | 0.33 | Marquise |
7 x 3 | 0.3 | Marquise |
6 x 3 | 0.25 | Marquise |
6.5 x 3 | 0.23 | Marquise |
5 x 3 | 0.2 | Marquise |
5.5 x 3 | 0.18 | Marquise |
5.5 x 2.75 | 0.16 | Marquise |
5 x 2.5 | 0.14 | Marquise |
4.25 x 2.25 | 0.12 | Marquise |
3.75 x 1.75 | 0.11 | Marquise |
4 x 2 | 0.1 | Marquise |
3.5 x 2 | 0.07 | Marquise |
3.5 x 1.75 | 0.065 | Marquise |
3 x 1.5 | 0.025 | Marquise |
20 x 15 | 14.96 | oval |
18 x 13 | 12.86 | oval |
16 x 14 | 11.88 | oval |
16 x 12 | 9.32 | oval |
15 x 12 | 8.76 | oval |
14 x 12 | 8.21 | oval |
13 x 11 | 6.05 | oval |
14 x 10 | 5.81 | oval |
12 x 10 | 5.05 | oval |
11 x 9 | 3.85 | oval |
12 x 8 | 2.99 | oval |
10.5 x 8.5 | 2.88 | oval |
10 x 8 | 2.54 | oval |
9 x 7 | 1.86 | oval |
8.5 x 6.5 | 1.46 | oval |
9 x 6 | 1.41 | oval |
8 x 6 | 1.21 | oval |
7.5 x 5.5 | 0.98 | oval |
7 x 5 | 0.76 | oval |
6.5 x 4.5 | 0.65 | oval |
6 x 5 | 0.61 | oval |
6 x 4 | 0.43 | oval |
5 x 4 | 0.35 | oval |
5.5 x 3.5 | 0.33 | oval |
4.5 x 3.5 | 0.21 | oval |
5 x 3 | 0.21 | oval |
18 x 13 | 10.21 | Pear |
18 x 12 | 9.35 | Pear |
16 x 12 | 8.99 | Pear |
18 x 11 | 8.14 | Pear |
15 x 11 | 7.36 | Pear |
17 x 10 | 6.46 | Pear |
16 x 10 | 6.27 | Pear |
16 x 9 | 5.86 | Pear |
15 x 10 | 5.75 | Pear |
13 x 11 | 5.65 | Pear |
14 x 10 | 5.41 | Pear |
15 x 9 | 5.06 | Pear |
14 x 9 | 4.25 | Pear |
13 x 9 | 4.11 | Pear |
14 x 8 | 3.47 | Pear |
12 x 9 | 3.44 | Pear |
12 x 7 | 3.12 | Pear |
11 x 8 | 3 | Pear |
12 x 8 | 3 | Pear |
13 x 8 | 2.98 | Pear |
11 x 7.50 | 2.61 | Pear |
10 x 8 | 2.46 | Pear |
10 x 7 | 1.8 | Pear |
9 x 7 | 1.75 | Pear |
10 x 6 | 1.71 | Pear |
9 x 6 | 1.33 | Pear |
8 x 6 | 1.25 | Pear |
8.5 x 5.5 | 1.08 | Pear |
8 x 5 | 0.81 | Pear |
7 x 5 | 0.71 | Pear |
6.5 x 4.5 | 0.57 | Pear |
6 x 4 | 0.39 | Pear |
5 x 4 | 0.35 | Pear |
5 x 3 | 0.25 | Pear |
4 x 3 | 0.21 | Pear |
4 x 2.5 | 0.18 | Pear |
3 x 2 | 0.13 | Pear |
12 | 9.52 | princess |
11.5 | 9.44 | princess |
11 | 7.44 | princess |
10.5 | 5.99 | princess |
10.25 | 5.76 | princess |
10 | 5.62 | princess |
9.75 | 5.36 | princess |
9.5 | 5.09 | princess |
9 | 4.12 | princess |
8.75 | 4.1 | princess |
8.5 | 3.67 | princess |
8.25 | 3.24 | princess |
8 | 3.01 | princess |
7.75 | 2.74 | princess |
7.5 | 2.4 | princess |
7.25 | 2.01 | princess |
7 | 1.96 | princess |
6.75 | 1.75 | princess |
6.5 | 1.59 | princess |
6.25 | 1.39 | princess |
6 | 1.24 | princess |
5.75 | 1.11 | princess |
5.5 | 0.99 | princess |
5.25 | 0.75 | princess |
5 | 0.71 | princess |
4.75 | 0.64 | princess |
4.5 | 0.56 | princess |
4.25 | 0.44 | princess |
4 | 0.39 | princess |
3.75 | 0.31 | princess |
3.5 | 0.29 | princess |
3.25 | 0.26 | princess |
3 | 0.18 | princess |
2.75 | 0.13 | princess |
2.5 | 0.1 | princess |
2.25 | 0.08 | princess |
2 | 0.06 | princess |
1.75 | 0.03 | princess |
1.5 | 0.015 | princess |
16 x 12 | 14.22 | radiant |
14 x 12 | 12.14 | radiant |
15 x 11 | 11.48 | radiant |
13.5 x 11.5 | 10.19 | radiant |
13 x 11 | 9.33 | radiant |
14 x 10 | 8.47 | radiant |
12 x 10 | 6.79 | radiant |
13 x 9 | 6.54 | radiant |
11.5 x 10 | 6.45 | radiant |
12 x 9 | 6.06 | radiant |
11 x 9 | 5.05 | radiant |
10 x 8 | 3.49 | radiant |
10 x 7 | 3.31 | radiant |
9.5 x 7.5 | 3.18 | radiant |
9 x 7 | 2.62 | radiant |
8.5 x 6.5 | 2.25 | radiant |
8 x 6 | 1.74 | radiant |
7.5 x 5.5 | 1.47 | radiant |
7.25 x 5.25 | 1.24 | radiant |
7 x 5 | 1.14 | radiant |
6.5 x 4.5 | 0.83 | radiant |
6 x 4 | 0.6 | radiant |
6 x 3 | 0.41 | radiant |
4.5 x 3.5 | 0.34 | radiant |
5 x 3 | 0.31 | radiant |
16 | 16.06 | Round |
15 | 12.89 | Round |
14 | 10.49 | Round |
13.5 | 9.53 | Round |
13 | 8.51 | Round |
12.75 | 7.52 | Round |
12.5 | 7.36 | Round |
12.25 | 7.26 | Round |
12 | 6.84 | Round |
11.5 | 5.85 | Round |
11.25 | 5.49 | Round |
11 | 4.91 | Round |
10.75 | 4.57 | Round |
10.5 | 4.41 | Round |
10.25 | 4.16 | Round |
10 | 3.87 | Round |
9.75 | 3.61 | Round |
9.5 | 3.35 | Round |
9.25 | 3.05 | Round |
9 | 2.75 | Round |
8.75 | 2.55 | Round |
8.5 | 2.43 | Round |
8.25 | 2.11 | Round |
8 | 2.04 | Round |
7.75 | 1.75 | Round |
7.5 | 1.67 | Round |
7.25 | 1.49 | Round |
7 | 1.28 | Round |
6.75 | 1.24 | Round |
6.5 | 1.03 | Round |
6.25 | 0.93 | Round |
6 | 0.84 | Round |
5.75 | 0.76 | Round |
5.5 | 0.66 | Round |
5.25 | 0.56 | Round |
5 | 0.46 | Round |
4.75 | 0.44 | Round |
4.5 | 0.36 | Round |
4.25 | 0.28 | Round |
4 | 0.25 | Round |
3.75 | 0.21 | Round |
3.5 | 0.17 | Round |
3.25 | 0.14 | Round |
3 | 0.11 | Round |
2.75 | 0.08 | Round |
2.5 | 0.06 | Round |
2.25 | 0.04 | Round |
2 | 0.03 | Round |
1.8 | 0.025 | Round |
1.75 | 0.02 | Round |
1.5 | 0.015 | Round |
1.25 | 0.01 | Round |
1.3 | 0.01 | Round |
1.1 | 0.0075 | Round |
1.15 | 0.0067 | Round |
1 | 0.005 | Round |
0.8 | 0.0025 | Round |