MINT CONDITION 18CT WHITE GOLD B ZERO 1 WIDE 4 BAND BVLGARI RING. Bvlgari B Zero 1 4 band Ring in 18ct White Gold. The ring measures 11mm wide x 2mm thick. Signed Bvlgari to each outer edge side, with The shank being stamped inside Bvlgari and 750 for 18ct white gold, and stamped with the ring size 50.0. The ring is in wonderful A1 mint condition and looks superb when worn. UK Ring size: K. USA ring size: 5 1/4. Europe ring size: 50.0. unfortunately this ring cannot be re-sized.