Year: 2019 This is an authentic BULGARI 18K Rose Gold Diamond Carnelian 6mm Serpenti Viper Band Ring 49 5. The ring is crafted of 18 karat rose gold and features a Serpenti motif band set with carnelians and round brilliant cut diamonds, approximately .34 total carat weight. Follow this item for alerts. Bulgari is a registered trademark of Bulgari. FASHIONPHILE is not affiliated with Bulgari.