Diamond Carat Weights and Tolerance Range

1/20 carat .04-.06
1/10 carat .085-.11
1/8 carat .115-.14
1/6 carat .145-.17
1/5 carat .18-.22
1/4 carat .23-.28
1/3 carat .29-.36
3/8 carat .37-.44
1/2 carat .45-.57
5/8 carat .58-.68
3/4 carat .69-.79
7/8 carat .80-.94
1 carat .95-1.11
1 1/5 carats 1.18 - 1.22
1 1/4 carats 1.23-1.28
1 1/3 carats 1.29-1.36
1 3/8 carats 1.37-1.44
1 1/2 carats 1.45-1.57
1 5/8 carats 1.58-1.68
1 3/4 carats 1.69-1.79
1 7/8 carats 1.80-1.94
2 carats 1.95-2.11
3 carats 2.95-3.11
4 carats 3.95-4.11
5 carats 4.95-5.11
6 carats 5.95-6.11
7 carats 6.95-7.11

Shop Engagement Rings by Carat Weight