This rare coin is notable because it doesn’t contain a mint mark; the U.S. Mint deliberately didn’t include mint marks on coins produced from 1965 to 1967, to limit coin hoarding.

Lifestyle; Money; Rare coins 'Rarest penny coin produced' worth £150k – but you must look for special detail A coin expert revealed an incredibly rare penny coin could be worth an absolute ...

Jitalia17/istockphotoSome of the rarest and most valuable coins in U.S. history owe their worth to minting errors that slipped through unnoticed. Coins like the 1943 Copper Penny, struck in copper ...

Some coins are made with minting errors which make them not only rare, but also extremely valuable to the right collector. One 20p coin, minted back in 1983, was made on a copper-coloured blank my ...

The rarest Royal Mint coin in circulation today has sold for nearly 250 times its face value on eBay this week. The King Charles III Atlantic Salmon 50p sparked a mini bidding war amid coin ...

Here are the top ten rarest 50 pence coins currently in circulation which would see you sitting on a fortune. Since moving to pounds and pence in 1971, more than 70 variations of the 50p coin have ...

Some coins are made with minting errors which make them not only rare, but also extremely valuable to the right collector. One 20p coin, minted back in 1983, was made on a copper-coloured blank my ...