art deco floral diamond vintage engagement ring | 025 ctw, sz 8 |. antique emerald art deco ring. emerald seed pearl 22k gold ring vintage art deco c1920. img_4261 img_4330. 130 carat old european cut diamond in edwardian / art deco platinum engagement ring with baguette (emerald) and single cut diamond accents. a mid-victorian ring alongside a three-row ring from the 1920s, on the cusp between the edwardian and art deco periods. 260tcw art deco step cut emerald and diamond trilogy ring | jewels by grace. buy now from etsycom.