Item #: 1473876 This is an authentic DAVID YURMAN Sterling Silver Diamond Blue Topaz 9mm Petite Chatelaine Pendant Necklace. The necklace is crafted of sterling silver and features a faceted 9mm blue topaz stone in a diamond accented four prong setting weighing approximately .03 total carat weight. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.