Sterling Silver Multi-color Amber Stud Earrings Gemstones may have been treated to improve their appearance or durability and may require special care. May be washed with warm, soapy water. 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 Green hue amber is coated. Special care has to be given as moisture, heat, etc could remove the paint. Removal of the treatment would alter the appearance of the gem. Imported