Sapphire 1.11 Carat Diamond 18 Karat White ladies Ring

ct tw - Total Carat Weight - All gemstone carat weights (ctw),
when mentioned, are approximate;

1/5ct tw range is .18 - .22 tw 1/4ct tw range is .23 - .28 tw
1/3ct tw range is .29 - .36 tw 1/2ct tw range is .45 - .58 tw
5/8ct tw range is .59 - .68 tw 3/4ct tw range is .69 - .78 tw
1ct tw range is 0.95 - 1.08 tw 2ct tw range is 1.95 - 2.08 tw