18ct pink gold, diamond and ceramic 'B.zero1' ring, Bulgari, the 12 mm wide hoop centring a coiled black ceramic band flanked by circular plaques, the flange pave -set with brilliant-cut diamonds together stated to weigh 0.62 carat, the sides engraved BVLGARI BVLGARI, size 60(S), numbered ESYN8C, Italian workshop registration and maker's marks. Accompanied by Bulgari Authenticity Certificate, purchase invoice and box.