A major Doubled Die Reverse discovery on the 2024-P Dr. Mary Edwards Walker quarter is turning heads. Found in circulation ...

Most of these double dies (basically a misaligned striking of a coin, resulting in a duplicate image) from 1955 were distributed as change from cigarette vending machines. Doubling on the numbers ...

These pennies are rare and therefore can be worth more than one cent -- in some cases, much more so. Here's what to know if ...

Because of their uniqueness, they’re remarkably valuable. Bottom line: The 1955 Doubled-Die Obverse (DDO) Penny is one of the most famous examples of design doubling on coinage. The lines “In God We ...

These 1917 wheat pennies are one of the more valuable double-die errors ever minted. Bottom line: This 1955 DDO coin is the most well-known double-die penny of them all. The doubling is prominent in ...

An important distinction to know in the rare coin market is the difference between a double strike and a double die. Double strikes typically show doubling on both sides of a coin, while a doubled ...