Vintage Alien Keychain Enamel Green Silver Metal Extraterrestrial Roswell NOS For sale is a vintage alien key chain. The Alien charm has a green enamel face with black enamel eyes in a silver metal setting. The chain is silver metal Measures: 3 1/2 “L. Pendant 2” L X 1 1/2 " W The keychain is new old stock & has some scratches & blemishes Vintage Alien Keychain Enamel Green Silver Metal Extraterrestrial Roswell Nos