This is an authentic DAVID YURMAN 18K Yellow Gold Diamond Smoky Quartz 18mm Cerise Ring 56 7.5. The ring is crafted of 18 karat yellow gold and features a split cable band holding a 18mm smoky quartz stone framed by a halo of diamonds, approximately .70 total carat weight. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.