Item #: 1297174 This is an authentic TIFFANY 18K Yellow Gold Diamond Infinity Ring 50 5.5. The ring is crafted of 18 karat yellow gold and has a infinity symbol pave-set with round brilliant cut diamonds, approximately .15 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.