This is an authentic DAVID YURMAN 18K Yellow Gold Diamond Smoky Quartz Cushion on Point Pendant Necklace. The necklace is crafted of 18 karat yellow gold and features a cushion cut smoky quartz stone and round brilliant cut diamonds on top weighing approximately .31 total carat weight. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.