The Tennis Chain Necklace is a classic piece that embodies sophistication and style. Its stunning appearance and versatility make it a perfect gift for her, that she will treasure and wear with pride. It is made out of the highest quality rhinestones and it's very hard to tell it apart from the real deal. You can also be rest assured of the quality because we use the highest grade of hypoallergenic 316L surgical grade stainless steel. • Waterproof, non-tarnish, hypoallergenic • 18K Gold PVD coated 316L Stainless Steel • A great alternative to .925 Sterling Silver We use the process of PVD Coating our 18K Gold jewelry over 316L 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: 10.5 grams Length: 14"+2", 16"+2", 18"+2" Width: 3mm