Sterling Silver Swiss and London Blue Topaz Butterfly Pendant Necklace, 18" Sterling silver necklace featuring butterfly accented with pear, marquise and round shape Swiss London Blue Topaz pendant Box chain with spring ring 18" gemstones may have been treated to improve their appearance or durability and may require special care. 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. Great for everyday wear. Imported