4 rare coins to 'help your retire' including penny that could rake in £130kA coin expert has shared the four rare coins that could 'make you retire', and they could be worth a small fortune if you have them in your collection, so it's best to give it a checkView Image Do you have any of the coins in your collection? (stock image) (Image: tagphoto via Getty Images)Possessing certain uncommon rare coins could dramatically increase your wealth. Whether it's an exceptionally scarce 50p piece or even the "most elusive coin in British history", some are undoubtedly more precious than others. Content cannot be displayed without consent‌"In 1983 the Royal Mint began the process of changing the inscription on the two pence coin from New Pence to Two Pence," he explained. "If you find this rare coin, you are looking at £1,000 plus."