This simple yet elegant necklace has a teardrop cubic zirconia and sterling silver chain. Necklace is 17 1/4" long and is finished off with a silver spring clasp. Size can be adjusted up to 18" without extra charge if specified at time of ordering. Just let me know at check out with legnth preference. Teardrop measures 5/8" by 1/2" at it s wides point.