Item #: 787436 This is an authentic TIFFANY Platinum 18K Yellow Gold Fancy Yellow Diamond .31ct Bezet Ring 50 5.5. This elegant ring is crafted of platinum and features an 18 karat yellow gold bezel holding a round cut yellow diamond weighing approximately .31 carats. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.