This is an authentic DAVID YURMAN Sterling Silver Diamond Blue Topaz 9mm Chatelaine Pave Bezel Pendant Necklace. This necklace is crafted of sterling silver and features a pendant with a faceted 9mm "black orchid" amethyst and hematine doublet and approximately .23 total carat weight of pave-set diamonds on a box chain. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.