Item #: 419221 This is an authentic DAVID YURMAN 18K Yellow Gold 2.7mm Box Chain Necklace 18". This necklace is crafted of 18 karat yellow gold in the classic box chain style. 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.