This is an authentic DAVID YURMAN Sterling Silver Diamond Amethyst 20mm Cushion On Point Ring 52 6. The ring is crafted of sterling silver and features a cushion-cut amethyst stone held by pave-set diamond prongs weighing approximately .12 total carat weight. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.