The 50p coins at the top of the list for value are: When the 50p coin was first introduced in 1969, to replace the 10 shilling note, many people didn’t like the world’s only seven-sided coin, but fast forward fifty years and the 50p coin is perhaps Britain’s most popular coin, thanks mainly to the range of commemorative designs issued over the years.Īnd some of the coins we find in our change are worth more than the face value.