This is an authentic pair of JOHN HARDY Sterling Silver Diamond Black Onyx Classic Chain Oval Earrings. The earrings are crafted of sterling silver and feature oval motifs with faceted black onyx stones and approximately .35 total carat weight of diamonds, along with 18 karat yellow gold posts. Follow this item for alerts. John Hardy is a registered trademark of John Hardy. FASHIONPHILE is not affiliated with John Hardy.