Chatham Emerald set with Diamonds in Halo Diamond Ring, 1.25TCWRound Shaped, measures 5.40 mm and is a deep colored Chatham Emerald stone weighing approximately .50 carat The rings diamonds are 1.8-3.2 mm each with a total weight of estimated .75 carat. The ring is a size 5.25 finger size. Set in white gold, 14 karat GIA Gemologist inspected and evaluated