This is an authentic ROBERTO COIN 18K Yellow Gold Cognac Diamond Fantasia Ring 54 or 7. The ring is crafted of 18 karat yellow gold and features a wide band pave-set with white and cognac diamonds, approximately 1.85 total carat weight. Follow this item for alerts. Roberto Coin is a registered trademark of Roberto Coin. FASHIONPHILE is not affiliated with Roberto Coin.