Manx pound for the island since 1865. In 1971 the United Kingdom moved to a decimal currency, with the pound subdivided into 100 pence. The Isle of Man Government, having issued its own banknotes for ten years, took the opportunity to approach the Royal Mint and request its own versions of the decimal coins, which were introduced in 1971. The "Murrey Pennies" of 1668 were the first to depict the 'triskeles' symbol and the Island motto ""Quocunque Gesseris Stabit"" (sic), both of which have continued to feature on Manx coinage until the present day (the motto was corrected to ""Quocunque Jeceris Stabit""
Penny (Irish pre-decimal coin) Penny (Irish pre-decimal coin) The penny (1d) () coin was the third smallest denomination of the pre-decimal Irish pound, worth of a pound or of a shilling. To express an amount, penny was abbreviated to "d", e.g. 1d, from the Roman "denarius". It was introduced in 1928 to replace its British counterpart, used when all of Ireland was a constituent country of the United Kingdom. The last year of minting was 1968 and it ceased to be legal tender on 31 December 1971. The coin measured in diameter and weighed 9.45 grams. The bronze coin was made up of 95.5%