This is an authentic TIFFANY 18K Yellow Gold Platinum Diamond Schlumberger Rope Three Row X Ring 54 7. The ring is crafted of 18 karat yellow gold and features three stacked twisted cable style bands with four platinum X motifs set with round brilliant cut diamonds, approximately .28 total cart weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.