Year: 2013 This is an authentic BULGARI 18K Yellow Gold B.Zero1 Five-Band Anniversary Ring. The ring is crafted of 18 karat yellow gold and features a B.Zero1 barrel motif engraved with the BVLGARI logo on either size. This is a modern ring with the chic style of Bulgari! Follow this item for alerts. Bulgari is a registered trademark of Bulgari. FASHIONPHILE is not affiliated with Bulgari.