Item description from artist: "I handcrafted this necklace using a soldering method called the Tiffany technique featuring a large purple labradorite. Finished with a 16 inch antique silver chain (lead & nickel free) *I only use lead free solder containing a combination of silver and tin so it is safe for everyday wear. Pendant measures 3 inches long. *To prolong the life of your jewelry, handmade pieces should not be worn in water or during vigorous activity*"