Florin (British coin) angles. The new florin closely resembles the Gothic crown of 1847; the obverse for both was designed by the Chief Engraver of the Royal Mint, William Wyon, while the reverse of both was designed by William Dyce. Unlike the crown's Gothic script, the 1849 florin has Roman lettering. The 1849 florin, issued in silver, weighed 11.3 grams and had a diameter of 28 millimetres. The new coin made clear its value with the inscription on the reverse. To aid in the decimal experiment, the half crown (two shillings and sixpence, or one-eighth of a pound), near to the florin in
Halfpenny (Irish decimal coin) particularly rare, and valuable to coin collectors - the vast majority of the 2.8 million were melted in 1987. The 1986 coin was only produced for the 1986 specimen sets and is also rare. Halfpenny (Irish decimal coin) The decimal halfpenny (p) () coin was the smallest denomination of the Irish pound. It was first issued when the Irish currency was decimalised on Decimal Day, 15 February 1971. It was one of three new designs introduced all in bronze and featuring ornamental birds on the reverse. The coin value was weakened by inflation and very few were produced beyond the