Item #: 92523 This is an authentic TIFFANY & CO Platinum Diamond 3.9mm Half Circle Wedding Band Ring Size 5. This stunning platinum ring features a half-circle of nine brilliant, round diamonds with a total carat weight of 0.17. Enjoy this classic wedding band, from Tiffany & Co. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.