Decimal Day old coins were returned to the banks and in this way the bulk of them were quickly taken out of circulation. The new halfpenny, penny, and twopence coins were introduced on 15 February 1971. Within two weeks of Decimal Day, the old penny (1d) and old threepenny (3d) coins had left circulation, and old sixpences were becoming rare. On 31 August 1971, the 1d and 3d were officially withdrawn from circulation, ending the transition period. The government intended that in speech the new units would be called "new pence", but the public decided that it was clearer and quicker to
Coins of the Manx pound the circulating coins. One reason for this is to increase sales to collectors, which can be an important source of income in small countries. The Manx pound matches the pound sterling and went decimal in 1971, with the UK, however since this date the Isle of Man has been at the forefront of coin innovation: The £1 coin was introduced on the Isle of Man in 1978, 5 years before the United Kingdom's equivalent, and there is currently a circulating £5 coin. Below are descriptions of some of the different designs in circulation from the Isle of Man. This page