Item #: 383495 This is an authentic TIFFANY Platinum Diamond .17ctw Half Circle Wedding Band Ring 48 4.5. This platinum band features a half circle of brilliant round diamonds weighing approximately .17 total carat weight. Enjoy this classic wedding band, from Tiffany! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.