Item #: 230820 This is an authentic TIFFANY Platinum Diamond .17ctw Half Circle Wedding Band Ring 52 6. This stunning platinum ring features a half-circle of seventeen brilliant round diamonds. Enjoy this classic wedding band, with the brilliance and sophistication only from Tiffany & Co.! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.