A coin is flat and usually round piece of metal used as currency by various civilisations. The USS Swiftfire lucky charm was a bronze coin that was inlaid into the captain's ready room desk. References ↑ Swiftfire: "First Choice" External links Coin article at Memory Alpha, the canon Star Trek wiki. Coin article at Wikipedia, the free encyclopedia. Retrieved from "https://the-farthest-star.fandom.com/wiki/Coin?oldid=7655" Categories: Currency Community content is available under CC-BY-SA unless otherwise noted.