Ippolita Sterling Silver Wonderland Necklace in Chrysoprase Multi, 38". Sterling silver/bronze turquoise/mother-of-pearl/chrysoprase/clear quartz. 38"L. Lobster clasp. Almost all gemstones and black diamonds have been treated to enhance their beauty and require special care. Photo may have been enlarged and/or enhanced. Gemstone Treatment and Care. Country Of Origin: Imported.