Item #: 81773 This is an authentic DAVID YURMAN 18k Yellow Gold Black Onyx Pave Diamond 15mm Cushion on Point Ring. This stylish ring from the Quatrefoil Collection is an 18-karat gold, double cable style band with a striking cushion cut black onyx stone adorned with pave diamond quatrefoils at the corners. This is an lovely ring with a look of distinction only from David Yurman! Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.