Featuring a gorgeous kyanite gemstone, this Gemistry necklace is sure to be your new favorite accessory. Featuring a gorgeous kyanite gemstone, this Gemistry necklace is sure to be your new favorite accessory. Nickel free Metal: sterling silver Chain length: 18 in. + 2-in. extender Packaging: velvety pouch Plating: 14k gold flash plated Finish: polished Chain type: roloSTONE DETAILS Stone Type: kyanite Total weight: 1 1/5 ct. Center stone size: 5 mm x 7 mm Shape: baguette Setting: prong Gemstone