Beautiful triple strand Roberto Coin 18k gold chain and free form nugget necklace. Serial number on piece is proof of authenticity. Only one owner and not worn more than a few times. Extra chain shown in photo, was added by owner (not soldered in) to provide length to the 16 piece.Will be removed on request. This is a special one of a kind piece which has been authenticated by the Roberto Coin company. The item "Authentic Roberto Coin 18k yellow gold triple strand necklace" is in sale since Sunday, July 23, 2017. This item is in the category "Jewelry & Watches\Fine Jewelry\Fine Necklaces & Pendants\Diamond". The seller is "carolfern2012" and is located in West Palm Beach, Florida. This item can be shipped to United States.