This is an authentic ROBERTO COIN 18K White Gold Diamond Small Sun Pendant. The pendant is crafted of 18 karat white gold and features a sun motif pave-set with diamonds, approximately .23 total carat weight, along with a synthetic ruby on the back, with a small loop for a thin chain to pass through. Follow this item for alerts. Roberto Coin is a registered trademark of Roberto Coin. FASHIONPHILE is not affiliated with Roberto Coin.