A TINY mistake on your usual 20p coin could make it a whopping 350 times more valuable. You will need to look out for one small detail if you want to mint some extra cash. Coins become more ...

A rare 20p coin that was mistakenly released into circulation without a date could fetch up to £50, says a specialist in rare coins. Coin Collecting Wizard, who shares educational videos on ...

The coin in question may appear to be an ordinary 20 pence piece at first glance, but according to one expert, it's much more than that. The Coin Collector UK took to TikTok to shed light on the ...

The rare piece, minted in 1983, has become incredibly valuable due to a mistake made during its redesign. That year, The Royal Mint had begun transforming the "new pence" coin into the "two pence".