YOU could be missing out on hundreds of pounds of free cash by not checking your change for rare and valuable coins.

The rare Royal Mint 50p coin has sold for more than £125 on eBay in Essex, and it is not the only coin that could be worth a small fortune.

A 'very rare' 50p coin has sold for 64 times its shop value - because of one error. The 50p coin was sold for £32.36 on eBay ...

A 'very rare' 50p coin has sold for 64 times its shop value - because of one error. The 50p coin was sold for £32.36 on eBay ...

Recently, the coin sold for £125 on eBay following a mini bidding war, selling for around 250 times its face value. Until recently it was the rarest 50p in circulation, but it has since been overtaken ...