This is an authentic ROBERTO COIN Sterling Silver Lemon Quartz Capri Hoop Earrings. The earrings are crafted of sterling silver and features a hammered finish and a faceted lemon quartz. The earrings also feature the designer's signature synthetic ruby on each earring. Follow this item for alerts. Roberto Coin is a registered trademark of Roberto Coin. FASHIONPHILE is not affiliated with Roberto Coin.