This is an authentic DAVID YURMAN 18K Yellow Gold Diamond 30mm Stax Ring 54 7. The ring is crafted of 18 karat yellow gold and features a large oval motif pave-set with diamonds, approximately 1.21 total carat weight, atop a splint-shank band. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.