This is an authentic DAVID YURMAN 18K Yellow Gold 4.5mm Lexington Chain Necklace. The necklace is crafted of 18 karat yellow gold and features alternating round and elongated links with a high polish finish. The necklace also features a center link that can hold charms or an enhancer pendant. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.