These are authentic DAVID YURMAN Sterling Silver Diamond Black Onyx 9mm Chatelaine Earrings. The earrings are crafted of sterling silver and feature 9mm faceted black onyx and diamond accents, approximately .05 total carat weight. The earrings also feature 14 karat white gold posts. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.