PYRO large pendant in gunmetal meaning Intuition, Inspiration & Psychic Powers. Designed by artists in Australia, the Pyro chain pendant is hand polished gunmetal made from cobalt over pewter core with an invisible protective coating to retain its finish. Approximate size 2 1/4 by 1 1/4 inches. A silver version is also available. Tribal Hollywood offers a wide selection of gunmetal chains and black leather necklaces to fit your pendant.