This is an authentic BULGARI BVLGARI 18K Yellow Gold Black Onyx Tubogas Bracelet. This stunning bracelet is 18 karat flexible gold with two primary gold disk openings each with a smooth black onyx stone encased with a gold rim engraved with BVLGARI. This is an impressive bracelet with the elegant sophistication of Bulgari! Follow this item for alerts. Bulgari is a registered trademark of Bulgari. FASHIONPHILE is not affiliated with Bulgari.