This is an authentic BULGARI 18K White Gold B.Zero1 Four-Band Ring 50 5.25. This magnificent ring is crafted of 18 karat white gold in the classic B.Zero barrel motif with the BVLGARI logo engraved on both sides. This is an excellent ring with the classic elegance only from Bulgari! Follow this item for alerts. Bulgari is a registered trademark of Bulgari. FASHIONPHILE is not affiliated with Bulgari.