"Fool's gold," my foot. Pyrite is said to make the wearer courgeous, intrepid & wealthy - if you're into that sort of thing. It looks & feels good - if you're into that sort of thing. If you're not into those sorts of things, avert your eyes and carry on bare-necked.
This single stone hangs on a slip-over-the head 24 inch chain.
Due to the unique nature of natural stone, each necklace will vary slightly in size and shape.