This is an authentic DAVID YURMAN Sterling Silver Black Onyx Pave Diamond 15mm Cushion On Point Ring size 50 or 5.5. The ring is crafted of sterling silver and features a 15mm cushion cut black onyx adorned with pave diamond quatrefoil motifs, approximately .10 total carat weight. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.