This is a one-of-a-kind necklace made by a local artist here in Stillwater, Minnesota. It incorporates a large, black and white agate pendant with beads of toumalinated quartz, turquoise, sesame jasper and quartz. The necklace itself measures about 19 inches, with an added 2 inches with the pendant. Well-made, beautiful, quality necklace with sterling silver clasp. $85. Bob