This is an authentic DAVID YURMAN Sterling Silver 8mm Box Chain Necklace. The necklace is crafted of sterling silver and features the classic box chain motif with a lobster clasp for easy wear. This is classic necklace with the signature style of David Yurman! Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.