This is an authentic DAVID YURMAN Sterling Silver 18K Yellow Gold Diamond Black Onyx Acorn Pendant Necklace. The pendant is crafted of sterling silver and 18 karat yellow gold, and features a black onyx cabochon with pave set diamonds weighing approximately .25 total carat weight. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.