This is an authentic DAVID YURMAN Sterling Silver Sapphire Dog Tag Necklace. This necklace is crafted of sterling silver and blue sapphires and hangs on a black stainless steel box chain. This is an excellent necklace 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.