Item #: 1755056 This is an authentic TIFFANY 18K Rose Gold Diamond Double Row Knot Ring 52 6. The ring is crafted of 18 karat rose gold and features a knot motif set with round brilliant cut diamonds, approximately .32 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.