The coin celebrates the 40th anniversary of The Snowman, a classic festive children’s story.
Which are the rarest £1, £2, 50p, 20p, 10p and 2p coins?
Rarest £2 coins
The rarest £2 coin is the 2002 Commonwealth Games NI coin with 485,500 in circulation. This is followed by the 2002 Commonwealth Games Wales which has 588,500 in circulation.
Next up is the 2015 Navy, and there are 650,000 in circulation.
Rarest £1 coins
The most rare £1 coins are all part of a series celebrating the British capitals.
The rarest of these is the 2011 Edinburgh coin, with 935,000 in circulation. Of the 2011 Cardiff coins there are 1,615,000 in circulation, while the 2010 London coin has 2,635,000 in circulation.
Rarest 50p coin
The rarest 50p coin is the Kew Gardens coin, which is also the rarest coin in circulation. It there were only 210,000 minted.
The football Olympic 50p coin has 1,125,500 in circulation, and the wrestling coin has 1,129,500 in circulation.
It is not so easy to evaluate the rarest 20p coins, 10p coins and even 2p coins as exact circulation figures are not known.
However, various versions of the coins are known to sell for large sums.
These include the dateless 20ps, which are actually part of a run from 2008. There may be between 50,000 and 200,000 of these coins in circulation.
The 1983 ‘New Pence’ 2p coin can also sell for a huge sum, up to £650.