This is an authentic BULGARI 18K Rose Gold Mother of Pearl Onyx BVLGARI BVLGARI Ring size 50 or 5.25. The ring is crafted of 18 karat rose gold and features a rotating center disk with black onyx on one side and mother of pearl on other with BVLGARI logo engraved on both side. Follow this item for alerts. Bulgari is a registered trademark of Bulgari. FASHIONPHILE is not affiliated with Bulgari.