This is an authentic DAVID YURMAN Sterling Silver 18K Yellow Gold Blue Topaz 8mm Noblesse Ring 49 5. This stunning ring is crafted of cable style sterling silver and features a 18 karat gold setting for a faceted blue topaz stone. This is an excellent 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.