This rare penny likely exists due to dies hitting one another without a coin between them. Very likely, someone at the mint filed the coins down to improve their look, but they were a little too ...

A 1965 Churchill Crown coin could be worth over £60,000 if it has a rare mint mark; TikTok expert @CoinCollectingWizard shared details with his 208,000 followers on what to look ...

An extraordinarily rare dime whose whereabouts had remained a mystery since the late 1970s has sold for just over $500,000.

What sets the dime apart from others is that it lacks the “S” mark needed to be on all proof coins struck at the U.S. Mint in ...

A rare dime with a glaring misprint that an ... on one other dime — it’s missing the distinctive “S” mint mark that all coins manufactured in San Francisco are required to have.

A rare dime whose whereabouts had remained a mystery since the late 1970s has sold for just over $500,000. The coin was ...

The $20 “Saint” boasts a fascinating backstory, a gorgeous design, and a hefty gold weight of nearly one troy ounce. In 1904, President Theodore Roosevelt lamented that America’s coinage had become ...

Roosevelt and is one of just two known to exist without its distinctive “S” mint mark. While serious coin collectors have long known about the existence of these two rare dimes, their ...

TOLEDO, Ohio -- An extraordinarily rare ... U.S. Mint in San Francisco in 1975, depicts President Franklin D. Roosevelt and is one of just two known to exist without its distinctive "S" mint mark.