Here is a Fine Tiffany & Co Platinum Swing Diamond Necklace. Made from Solid Platinum 950 and weigh 16.3 grams. It holds Natural Round Brilliant Diamond, Natural Marquise Shape Diamonds, Natural Asscher Cut Diamonds which all total to 3.65Ct F Color VVS-VS Clarity. Necklace is 16 inches long and the center has a drop up to 2 inches. Excellent Condition! Hallmarked Tiffany & Co, PT950. Comes with a Tiffany Necklace Box! Retail is $26,500 + Tax!