10k Gold Round Semi-Precious Gemstone Stud Earrings Stud earring with round-cut gemstone nestled in 10k gold basket setting Friction-back post 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