Stunning Simulated Tanzanite and Clear CZ Stones Teardrop Dangle Earrings All of our jewelry are coated in a special anti-tarnish polish that will preserve its luster and shine. This coating also makes our jewelry very durable so that it can last for many years to come. All gem weights are CZ weights equivalent to diamond weights. These attractive earrings showcase fashionable dangling teardrops set with a mix of blue and clear cubic zirconia stones. The earrings are secured with leverbacks and are crafted of sterling silver.