Up for auction is a stunning Roberto Coin 18K yellow and white gold three circle pendant accented with diamonds. The original white gold bail is also set with three diamonds and a ruby, which is actually the signature of his one of a kind jewelry. The largest circle is 1 1/8" (29 mm). The pendant is also marked Italy 18K and the cartouche where it was made. This exquisite jewelry is in excellent condition. Chain is not included. Good luck with your bidding.