New £1 Coin
CLICK). The older generation will recognize the 12-sided shape as a threepenny bit or "thruppence", taken out of circulation in 1971. The Royal Mint believes there are now more than 30 million fake £1 coins in circulation and hopes the new £1 coin will be the "most secure in the world". Famous last words! To find out how to tell a fake £1 coin from a real one, CLICK.