This is an authentic DAVID YURMAN 18K Yellow Gold Diamond Hampton Blue Topaz 11mm Chatelaine Pendant Necklace. This necklace is crafted of 18 karat yellow gold and features a blue topaz stone held with four prongs embellished with pave set diamonds, weighing approximately .08 carats. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.