The error coin market has exploded in ways that would make even seasoned collectors' heads spin. What started as casual ...

Only about 20,000 to 24,000 of these coins were made, which makes them quite rare. I’ve seen well-preserved examples sell for over $100,000, while even circulated ones hold significant value.

Approximately 5,720,000 Lord Kitchener £2 coins were minted by the Royal Mint, but only a handful contain this error. An ...

Brits have been told to “always” check a certain 50p coin in case it is a highly sought after version. This piece could be ...

Discover rare 1990 penny errors, their values, and how apps like CoinKnow help identify valuable coins instantly.

Expert explains what to look for ...

Old pennies that have been stamped twice during the minting process and have been circulated throughout the United States by accident have long been selling for thousands of dollars. In January 2023, ...

You don’t need to be a seasoned collector or visit a coin shop to stumble upon valuable U.S. coins—some rare and sought-after pieces still show up in everyday pocket change. From minting errors to low ...

We reveal how to spot a rare error coin below A RARE 50p error coin has sold for more than 600 times its face value after a fierce three-day bidding war. The “Lines ...

Although the Euro hasn't been around as long as some other currencies, there are still some rare Euro coins out there that are super valuable. If you're in Europe and getting Euros in your change, ...