Item #: 1878170 This is an authentic TIFFANY Platinum Diamond .17ctw Half Circle Soleste Band Ring 50 5.5. The ring is crafted of platinum and features a half band set with round brilliant cut diamonds, approximately .17 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.