You probably wouldn't think twice about the loose change rattling around in your pocket or sitting at the bottom of your ...

The 2003 Nickel Error List contains some of the most sought-after minting mistakes that collectors actively hunt for today. These errors can transform a five-cent coin into a valuable treasure worth ...

Explore the 1967 quarter error list, including DDO, DDR, off-center, wrong planchet, and rare silver errors, plus values and identification tips for collectors.

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

Explore the most valuable 1970 quarter errors, including overstrikes, doubled dies, off-center strikes, and wrong planchet ...

Turns out these common minting mistakes from 1979 are worth up to $5,000 - and you might have one sitting in your change jar ...

Brits have been urged to keep an eye out for four coins that combined could be worth more than £1,000. However, these pieces ...

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

Coins with a currency value of 25 cents have been around about as long as the country itself, with the first 25-cent pieces appearing around 1796, according to the JM Bullion website. On a mass scale, ...

The 2025 Penny Error market presents a unique opportunity for collectors, as these coins represent potentially the last year ...