Striking and timeless, these stunning .925 sterling silver solitaire stud earrings feature bold amethyst gemstones in a bezel setting. The gemstones are 3.5mm and treated purple. The notched posts and friction backs keep these pierced earrings safe and secure on your ears for comfortable, wear all day long. This authentic design is crafted of real 92.5% sterling silver that has been electro-coated with genuine rhodium (a platinum-family metal), a precious metal that will keep a tarnish-free shine for years to come. These stud style earrings are subtle enough for casual affairs but sparkle in formal settings as well.