This is an authentic DAVID YURMAN 18K Yellow Gold Diamond Blue Topaz Petite Chatelaine Pendant Necklace. This stunning necklace is crafted of 18 karat yellow gold and features a brilliant cushion cut hampton blue topaz stone encompassed by pave diamonds weighing approximately .12 total carat weight. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.