Item #: 1348223 This is an authentic TIFFANY Platinum 18K Yellow Gold Diamond Ruby Embrace Half Circle Ring size 51 or 5.75. The ring is crafted of platinum and features a half circle of alternating rubies and round brilliant cut diamonds weighing approximately .12 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.