This is an authentic DAVID YURMAN Sterling Silver 18K Yellow Gold Diamond Amethyst Hampton Blue Topaz Iolite Novella Y Necklace. The necklace is crafted of sterling silver and 18 karat yellow gold, and features and adjustable box chain adorned with an assortment of amethyst, Hampton blue topaz, and iolite stones above two hanging diamonds weighing approximately .06 total carat weight. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.