This is a one of a kind stone is an actual meteor. Yes a genuine space stone that was forged hundreds of thousands of years ago in the vacuum of the universe. It has traveled light years to arrive on your neck as no two are ever alike.Highly magnetic! Iron, nickle, and stone it helps with blood and circulatory system strengthening your stamina and physical healing.Has a grounding energy that stabilizes your emotional energy, attached to a unique leather choker and attached with a silver plated bail. Choker is 132 to 17 inch.