Natural Iron Pyrite Gemstone Necklace. Beautiful earthy natural color of pyrite. High quality faceting and lots of natural sparkle. This is a great dainty and feminine necklace. The gems are 3- 3.5mm in size. The necklace length is 18-19". The stones are faceted. A great simple necklace that is neutral enough to dress up any outfit. Wear alone or jumble with other necklaces. The clasp is 14k gold filled, the chain is 14k gold plate - or available in a sterling silver and plate finish - you choose. Great necklace to wear jumbled with others or add a pendant for a unique look.