This is an authentic DAVID YURMAN Sterling Silver Diamond Amethyst 9mm Petite Chatelaine Pendant Necklace. The necklace is crafted of sterling silver and features a faceted 9mm amethyst stone in a diamond accented four prong setting weighing approximately .02 total carat weight. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.