There are currently tons of U.S. error coins and die varieties in circulation today worth a significant premium over face ...

Circle K is hosting a Fuel Day on March 27, which means the gas station is offering 40 cents off per gallon. Beginning 6 a.m. until midnight, members of Inner Circle, Circle K's rewards program ...

and less than 40 have been authenticated. As such, any discovery of a 1969-S Doubled Die Obverse cent is big news in the coin hobby. The coin is considered the holy grail of numismatic collectors ...