Round MM Size

Round Carat Weight

0.8mm

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

0.012 ct.

1.5 mm

0.015 ct.

1.75 mm

0.02 ct.

1.8 mm

0.025 ct.

2 mm

0.03 ct.

2.2 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.

6.8 mm

1.25 ct.

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

2.11 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

3.35 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

9.53 ct.

14 mm

10.49 ct

15 mm

12.89 ct

16 mm

16.06 ct