A wonderful art deco style sterling silver necklace set with a diamond shaped lapis lazuli cabochon offset with three sparkling marcasite gemstones, the chain is 45cm and made from sterling silver.Lapis Lazuli Information: Number of Stones: 1 Stone Shape: diamond, Cabochon Stone Size: 6mm x 5mm Carat Weight: 0.50ct Natural/Created: Natural Lapis Lazuli Country of Origin: Afghanistan marcasite Information: Number of Stones: 3 Stone Shape: Round Stone Size: 0.90mm Carat Weight: 0.02ct Natural/Created: Natural marcasite Country of Origin: Austria