Finejewelers Green Color Crystal Butterfly Pendant Necklace made with Swarovski Elements on 18 Inch Finejewelers is a reputable American Family owned Business since 1955 and now based in New York, we use the highest quality workmanship and materials, and proudly stand behind all of our products. Metal: 925 Sterling Silver. Dimensions: Width: 10.00 mm Length: 14.00 mm 18 inch Chain in a matching metal will be included. Jewerly Box