Item #: 1684684 This is an authentic TIFFANY Platinum Diamond 1.91ctw Three Stone Engagement Ring 52 6. The ring is crafted of platinum and features three diamonds: 1 round brilliant cut diamond approximately 1.41 carat, G color and VS2 clarity, and 2 pear cut diamonds approximately .50 carats. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.