The coins have been dubbed the 'holy grail' of change collecting and if you find one it could be worth a lot more than 20p ...
An unusual coin could net its owner over 250 times its face value after an error when it was made. The rare 20p coin was one of an unknown number released by the Royal Mint without a date.
A minting error on a small number of 2008 twenty pence coins has made them highly desirable, with some expected to sell for ...
The 20p piece is a rare “mule” coin dating from 2008, and fetched £90 at auction. The coin was minted without a date due to an error and quickly became a sought-after collector’s items.
We are all being urged to check our change after a rare Royal Mint 20p coin sold for 450 times its face value on eBay ... As a result, the first batch of British coins with no date on them ...
The excitement surrounding these dateless 20p pieces has made them highly collectible ... significance of being the first undated British coin in over 300 years, makes them highly desirable ...