BULGARI 18K Rose Gold Diamond BVLGARI BVLGARI Pendant Necklace. The necklace is crafted of 18 karat rose gold and features a round drop pendant with the engraved BVLGARI logo framing a round brilliant cut diamond weighing approximately .25 carats, with G color and VVS2 clarity. Follow this item for alerts. Bulgari is a registered trademark of Bulgari. FASHIONPHILE is not affiliated with Bulgari.