Product Weight: 3.20 Gram Approx Gemstone: Ganet Gemstone Shape Size: Round, 4.00X4.00 mm Gemstone Color: Red Product Setting: Prong Setting Metal: 925 Sterling Silver Metal Stamp: 925 This gemstones earrings is dainty, pretty, and perfect for any occasion or gifts. This is a delightful piece to wear, comfortable and easy to wear, large enough to be noticed but not overpowering. This product is stamped with a "925" marking, sterling silver.