These are authentic BULGARI 18K Rose Gold Carnelian BVLGARI BVLGARI Single Stud Earring. The earring is crafted of 18 karat rose gold and features a carnelian inlay framed by the engraved BVLGARI logo. Follow this item for alerts. Bulgari is a registered trademark of Bulgari. FASHIONPHILE is not affiliated with Bulgari.