Item #: 1605270 This is an authentic Tiffany 18K Yellow Gold Diamond 2mm Eternity Band Ring 49 5. The ring is crafted of 18 karat yellow gold and features round brilliant cut diamonds throughout the band, weighing approximately .87 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.