Lab-Grown Diamond Studs

Fractional Weight Chart

All total carat weights will be at least the weight noted, but could be heavier.

Fractional Weights

Fractional Weights

1/10ct

1/7ct

1/6ct

1/5ct

1/4ct

1/3ct

3/8ct

1/2ct

5/8ct

3/4ct

7/8ct

9/10ct

1ct

1 1/10ct

1 1/4ct

1 1/3ct

1 3/8ct

1 1/2ct

1 5/8ct

1 3/4ct

1 7/8ct

2ct

2 1/4ct

2 1/2ct

2 3/4ct

3ct

3 1/4ct

3 1/2ct

3 3/4ct

4ct

4 1/4ct

4 1/2ct

4 3/4ct

5ct

Carat Weight Range

Carat Weight Range

0.08 0.10

0.11 0.15

0.16 0.17

0.18 0.22

0.23 0.29

0.30 0.39

0.40 0.49

0.50 0.59

0.60 0.69

0.70 0.79

0.80 0.89

0.90 0.99

1.00 1.07

1.08 1.19

1.20 1.29

1.30 1.39

1.40 1.49

1.50 1.59

1.60 1.69

1.70 1.79

1.80 1.99

2.00 2.19

2.20 2.49

2.50 2.69

2.70 2.99

3.00 3.19

3.20 3.49

3.50 3.69

3.70 3.99

4.00 4.19

4.20 4.49

4.50 4.69

4.70 4.99

5.00 5.19

For jewelry with diamonds over 5 carats total weight, use the same weight ranges from 4 5 carats. For example, 4 1/4ct has a range of 4.20 4.49 and 6 1/4ct has a range of 6.20 6.49 and so on.

Still have questions about diamond weights? Live chat or call us at 1‑866‑467‑4263.