Round Diamond MM to Carat

Among all diamond shapes, the round brilliant has the perfect balance of proportion and symmetry. Engagement rings with brilliant cuts symbolize eternal love and showcase diamonds sourced sustainably.

MM Carat Weight
2 mm 0.03 ct
2.2 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 0.93 ct
6.5 mm 1.00 ct
6.75 mm 1.24 ct
7 mm 1.30 ct
7.25 mm 1.45 ct
7.5 mm 1.67 ct
7.75 mm 1.75 ct
8 mm 2.00 ct
8.25 mm 2.11 ct
8.5 mm 2.43 ct
8.75 mm 2.53 ct
9 mm 2.75 ct
9.25 mm 3.10 ct
9.5 mm 3.35 ct
9.75 mm 3.61 ct
10 mm 3.87 ct
10.25 mm 4.16 ct
10.5 mm 4.41 ct
10.75 mm 4.57 ct
11 mm 4.91 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
MM Size Carat Weight
7 mm 1.30 ct
7.25 mm 1.45 ct
7.5 mm 1.67 ct
7.75 mm 1.75 ct
8 mm 2.00 ct
8.25 mm 2.11 ct
8.5 mm 2.43 ct
8.75 mm 2.53 ct
9 mm 2.75 ct
9.25 mm 3.10 ct
9.5 mm 3.35 ct
9.75 mm 3.61 ct
10 mm 3.87 ct
10.25 mm 4.16 ct
10.5 mm 4.41 ct
10.75 mm 4.57 ct
11 mm 4.91 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

Princess Diamond MM to Carat

Its classic brilliance meets modern appeal in the princess cut, one of today’s most popular diamond shapes. Designed with pointed corners, the princess cut engagement ring maximizes sparkle with diamond equilibria arranged in lines and angles.

MM Size Carat Weight
1.5 mm 0.015 ct
2 mm 0.06 ct
2.5 mm 0.10 ct
3 mm 0.18 ct
3.5 mm 0.30 ct
4 mm 0.40 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
7 mm 2.00 ct
7.5 mm 2.50 ct
8 mm 3.00 ct
8.5 mm 3.70 ct
9 mm 4.10 ct
9.5 mm 5.10 ct
10 mm 5.60 ct
10.5 mm 5.95 ct
11 mm 7.45 ct
11.5 mm 9.45 ct
12 mm 9.60 ct

Cushion Diamond MM to Carat

An ideal blend of a classic round and square, the cushion cut is a contemporary yet unique favorite. Cushion cuts show off diamonds with soft curved edges, giving them a cushion-like appearance.

MM Size Carat Weight
1.5 mm 0.015 ct
2 mm 0.06 ct
2.5 mm 0.10 ct
3 mm 0.18 ct
3.5 mm 0.30 ct
4 mm 0.40 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
7 mm 2.00 ct
7.5 mm 2.50 ct
8 mm 3.00 ct
8.5 mm 3.70 ct
9 mm 4.10 ct
9.5 mm 5.10 ct
10 mm 5.60 ct
10.5 mm 5.95 ct
11 mm 7.45 ct
11.5 mm 9.45 ct
12 mm 9.60 ct