These are authentic BULGARI 18K Yellow Gold Black Onyx BVLGARI BVLGARI Stud Earrings. These stylish earrings are crafted of 18 karat yellow gold and feature the BVLGARI name encompassing a smooth central stone of black onyx with the classical elegance of Bulgari! Please Note:: Earring backs are NOT included. Follow this item for alerts. Bulgari is a registered trademark of Bulgari. FASHIONPHILE is not affiliated with Bulgari.