In fact, this 20p is so in demand that it is known by some as the “holy grail” of coins. However, under a quarter of a million of these were minted back in 2008, meaning there is a chance they ...

This anomaly affected less than 250,000 of the 136 million 20p coins minted that year, due to an old obverse (heads side) being mistakenly matched with a new reverse (tails side) design ...

We are all being encouraged to check our change after a rare 20p coin sold for 485 times its face value this week. The 20p piece is a “mule” coin dating from 2008 and was minted without a date on the ...

Some even refer to this particular 20p as the "holy grail" of coins. Minted in 2008, fewer than a quarter of a million of these coins were produced, which means they could potentially turn up in ...