10k White Gold 6mm Checkerboard Cushion Created Blue Sapphire 4-Prong Stud Earrings Simple and classic, these versatile studs are available in a variety of gemstone choices, allowing the wearer to exhibit her birthstone or simply her favorite color. Sapphire is September's birthstone. The natural properties and composition of mined gemstones define the unique beauty of each piece. The image may show slight differences to the actual stone in color and texture. Gemstones may have been treated to improve their appearance or durability and may require special care. Domestic