Have you ever found a coin which doesn't look right? Well it could signify something very special.

Nowadays have been seriously hot topic after a . Some hold a significant value, whether it's hundreds or even thousands more than face value. But now it's not just 50p coins causing a stir online.

According to user @CoinCollectingWizard, there's a number of coins you need to keep an eye on in your pocket. One of the designs recently sold for £205 on , while another is believed to be worth a staggering £750. So do you have these?

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Speaking with his 210,500 followers, the user asked: "Have you ever found a coin that just doesn't look right? It could be an error!" He then went onto detail two specific coins, starting with the error £1.

He revealed: "This error £1 coin has had the design for the new £1 struck on an old £1 coin base. The error is believed to have happened when the familiar round £1 was replaced with the new 12-sided coin in 2017. One recently sold on eBay for £205 in 2018."

Meanwhile a bronze 20p coin also kicked up a fuss online after experts claimed it sold for nearly £800 recently. The user continued: "One mistake collectors want to get their hands on is this normally silver 20p coin in bronze.

"This happened after being struck onto the metal normally struck for a 1p coin that had slipped into the wrong batch. This error has been confirmed by the Royal Mint as an extremely sought-after minting error.

"These are super rare and are not specific to any year. We've had a look online to see how much these error coins sell for but it doesn't look like there are any currently available on sale. But experts have previously valued these coins at £750 each."

Sometimes rare coins can be overlooked in your pocket, but the reality is so much more different. Finding a special coin can be down to a number of factors, from the mintage to history behind it.

If you've ever found a gem in your stash and wondered if it's worth loads, it's good to speak to a professional who can have it valued. You never know when a penny coin in your pocket can sell for six figures...

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