This is an authentic TIFFANY X PHARRELL 18K Yellow Gold Diamond Titan Five Row Ring 55 7.25. The ring is crafted of 18 karat yellow gold and features five conjoined bands with a center stations, pave-set with approximately 1.75 total carat weight of diamonds. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.