A single oval-shaped green amethyst stone shines in a 10 karat yellow gold setting in this alluring pendant. The prong-set stone has a delicate light green color and a beautiful faceted cut that gives it great depth and sparkle. It's held in a four-prong setting with an open back that allows light to filter through the facets. A delicate 18 inch yellow gold rope chain, finished with a spring ring clasp, completes the design. Green amethyst, an unusual green variety of quartz, is considered a collector's gemstone. Also known as Prasiolote, it is reputed to have healing properties that include strengthening the mind, emotions, and will to enhance prosperity. Green amethyst is a durable gemstone that holds up well to everyday wear.