This is an authentic BULGARI Platinum Diamond .51ct Griffe Solitaire Engagement Ring size 48 or 4.5. The ring is crafted of platinum and features a solitaire round brilliant cut diamond weighing approximately .51 carats, with F color and VS1 clarity. Follow this item for alerts. Bulgari is a registered trademark of Bulgari. FASHIONPHILE is not affiliated with Bulgari.