This is an authentic ROBERTO COIN 18K White Yellow Gold Enamel Diamond Zebra Ring Black size 53 or 6.5. The ring is crafted of 18 karat yellow and white gold, and features a zebra motif wide band pave-set with round cut diamonds, approximately .45 total carat weight alongside black enamel accents. The ring has white gold finish on the outside and yellow gold on the inside, set with a signature synthetic ruby stone. Follow this item for alerts. Roberto Coin is a registered trademark of Roberto Coin. FASHIONPHILE is not affiliated with Roberto Coin.