This is an authentic pair of ROBERTO COIN 18K Yellow Gold Diamond Roman Barocco Dome Stud Earrings. The earrings are crafted of 18 karat yellow gold and feature pave-set round brilliant cut diamonds, approximately 1.05 total carat weight, along with hidden synthetic rubies on the back of the earrings. Follow this item for alerts. Roberto Coin is a registered trademark of Roberto Coin. FASHIONPHILE is not affiliated with Roberto Coin.