Item #: 444505 This is an authentic TIFFANY 18K Yellow Gold Diamond Signature X Ring 51 5.75. This elegant ring is crafted of 18 karat yellow gold and features a central X motif accented with diamonds with a total approximate carat weight of .18 carats. This timeless ring will bring a special style to any look, only from Tiffany! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.