This is an authentic DAVID YURMAN 18K Yellow Gold Diamond Tanzanite Novella Pendant Necklace. The necklace is crafted of 18 karat yellow gold and features faceted tanzanite and bezel set diamonds, approximately .06 total carat weight. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.