This is an authentic BULGARI 18K White Gold Black Onyx Pyramide Ring 55 7.25. The ring is crafted of 18 karat white gold and features a polished black onyx cabochon on a pyramid motif bezel for a contemporary style, only from Bulgari! Follow this item for alerts. Bulgari is a registered trademark of Bulgari. FASHIONPHILE is not affiliated with Bulgari.