The Chain is 18" long and stamped "Tiffany & Co 14K. Comes with Tiffany & Co pouch. Metal & Hallmark: TIFFANY & CO.The item "Rare Vintage Tiffany & Co 14K Yellow Gold Rose Quartz Heart Necklace 18 withpouch" is in sale since Tuesday, October 22, 2019. This item is in the category "Jewelry & Watches\Vintage & Antique Jewelry\Fine\Designer, Signed\Necklaces & Pendants". The seller is "janshiddengems" and is located in Cliffside Park, New Jersey. This item can be shipped worldwide.