This is an authentic DAVID YURMAN Sterling Silver Diamond Prasiolite 8.5mm Novella Ring 52 6. The ring is crafted of sterling silver and features a cable motif band with a faceted prasiolite stone framed by pave-set diamonds, approximately .13 total carat weight. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.