Item #: 739322 This is an authentic TIFFANY Platinum Diamond .23ct Grace Engagement Ring 49 4.75. The ring is crafted of platinum and features a princess cut .23 carat diamond, and a round brilliant cut diamond half-band weighing approximately .13 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.