This is an authentic ROBERTO COIN 18K White Gold Diamond Large Hoop Earrings. The earrings are crafted of 18 karat white gold and feature open hoops pave-set with round brilliant cut diamonds, approximately .98 total carat weight, along with synthetic rubies. Follow this item for alerts. Roberto Coin is a registered trademark of Roberto Coin. FASHIONPHILE is not affiliated with Roberto Coin.