Item #: 1142669 This is an authentic TIFFANY 18K Yellow Gold Diamond Novo Half Circle Band Ring 47 4. The ring is crafted of 18 karat yellow gold and features brilliant diamonds weighing approximately .22 total carat weight on half of a 2mm band. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.