This is an authentic DAVID YURMAN Sterling Silver Diamond Chalcedony Signature Oval Ring in a size 53.5, 6.5 This lovely ring is crafted of sterling silver with an oval cabochon chalcedony detailed with two rows of pave diamonds. This is a stunning ring with the 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.