Art Deco Green Emerald & Old-Cut Diamond Plat RingLadies beautiful Art Deco era green emerald and diamond platinum ring featuring a 0. 50 carat trillion cut natural Green emerald surrounded by 1. 50 carat total weight of old Mine cut and Old European cut diamonds of (SI) in clarity and (F G) in color. The ring is further enhanced with beautiful filigree work. Finger size 6 1 4 currently however it can be resized. Circa 1920 (+ ).