This lovely semi-precious natural stone necklace creates a fashionable and classic style that your customers will love. This necklace is stunning on its own, but pairs perfectly with chains and beaded jewelry. The 2" extender allows for a range of fits and styles. Offered in five different natural semi-precious stones, it's a perfect accessory for any occasion. ✦ Waterproof, non-tarnish, hypoallergenic ✦ 18K Gold PVD coated 316L Stainless Steel - PVD COATING - We use the process of PVD Coating our 18K Gold jewelry over 316L surgical grade stainless steel for a non-tarnish, hypoallergenic, polished finish that will hold up best to everyday wear and will never turn your customer's skin green. Approx. Weight: 7.39 grams Approx. Length: 18" + 2" Extension Please NOTE: Due to their natural origin, our semi-precious stones exhibit unique variations in color, pattern, and texture.