You might want to take a closer look at your loose change, as you could be unknowingly carrying a small fortune. Whether it's an unusual 20p piece with a flaw or a scarce 50p coin with only 200,000 in circulation, some coins are worth keeping a keen eye on.

If you've got a collection of rare coins, you may have come across this extraordinary one penny piece. Instagram user @CoinCollectingWizard, who boasts a following of over 30,100 coin enthusiasts, regularly shares hidden treasures to watch out for.

He recently highlighted the "British penny that could change your life overnight" – do you have it?

In his post, he mused: "Imagine finding a humble old penny in your change... only to discover it's worth a fortune."

He was referring to the legendary 1933 British penny – one of the rarest

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