Threepences were struck in all years from 1822 to 1830, though the king's head is smaller on the 1822 issue, apparently because the correct punch broke and the one from the twopence was used instead. More specifically, the famous 12-sided design was only introduced in 1937, and before this, the threepence was actually round instead. Threepences were struck in all years from 1822 to 1830, though the king's head is smaller on the 1822 issue, apparently because the correct punch broke and the one from the twopence was used instead. . Following decimalisation, the brass threepence ceased to be legal tender after 31 August 1971. Silver Spring Three - Wikipedia The silver threepence had another completely new reverse three interlinked rings of Saint Edmund, with the inscription FID DEF IND IMP 1937 THREE PENCE, while the obverse shows a left-facing effigy of the king with the inscription EDWARDVS VIII D G BR OMN REX and a very small silver engravement. The final hammered coinage threepences were produced at the start of the reign of King Charles II. This was repeated in 1645, but with a plumelet instead of a plume in front of the kings' face. A twelve-sided nickel brass threepence was also introduced in 1937; the two formats were issued in parallel until the brass version finally supplanted the silver threepence. First Edition. For the first two years a somewhat caricatured portrait of the monarchs was used, replaced by a rather more staid portrait in 1691, with the inscription GVLIELMVS ET MARIA D G, while the reverse shows a crowned Arabic number "3" and the inscription MAG BR FR ET HIB REX ET REGINA date. This article is about the history of the threepence. There are two types of Edward VIII brass threepences. By the end of George V's reign the threepence had become unpopular in England because of its small size (George Orwell comments on this in Keep the Aspidistra Flying[3]), but it remained popular in Scotland.