These are authentic DAVID YURMAN Sterling Silver Diamond Prasiolite 9mm Chatelaine Earrings. The earrings are crafted of sterling silver and feature faceted 9mm prasiolite stones and approximately .05 total carat weight of diamonds, along with 18 karat white gold posts. PLEASE NOTE: One generic earring back has been applied. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.