This is an authentic ROBERTO COIN 18K Yellow Gold Diamond Venetian Princess Open Flower Stud Earrings. The earrings are crafted of 18 karat yellow gold and feature a quatrefoil motif accented with diamonds weighing approximately .12 total carat weight. Follow this item for alerts. Roberto Coin is a registered trademark of Roberto Coin. FASHIONPHILE is not affiliated with Roberto Coin.