This is an authentic ROBERTO COIN 18K Rose Gold Black Diamond Venetian Princess Hoop Earrings. The earrings are crafted of 18 karat rose gold and features a textured hoop set with round brilliant cut white and black diamonds weighing approximately .30 total carat weight. Follow this item for alerts. Roberto Coin is a registered trademark of Roberto Coin. FASHIONPHILE is not affiliated with Roberto Coin.