This is an authentic BULGARI 18K White Gold Blue Topaz Tronchetto Ring 49 4.75. The ring is crafted of 18 karat white gold and features a blue topaz center stone placed along a high polished white gold band. This is a modern ring with the bold style of BULGARI! Follow this item for alerts. Bulgari is a registered trademark of Bulgari. FASHIONPHILE is not affiliated with Bulgari.