10k White Gold, Aquamarine, and Created White Sapphire Pendant Necklace, 18" White gold necklace featuring oval aquamarine and round created white sapphire pendant Box chain with spring-ring clasp 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. Imported