This is an authentic BULGARI Platinum Diamond Corona Engagement Ring 49 4.75. The ring is crafted of polished platinum and features four regal crown-like prongs holding a round brilliant solitaire diamond, approximately .30 total carat weight, with F Color and VVS2 clarity. This is a stunning ring with the radiant and timeless style of BULGARI! Follow this item for alerts. Bulgari is a registered trademark of Bulgari. FASHIONPHILE is not affiliated with Bulgari.