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
Coins of the Republic of Ireland coins used the Irish red deer design from the Irish pound coin with a mountain relief in the background and other notable differences such as the 12 stars of the European Flag surrounding the harp, quite similar to the Irish euro coins. The coins issued under the Decimal Currency Acts were finally withdrawn from circulation in 2002 by the Irish Pound Coinage (Calling In) (No. 2) Order, 2001 which revoked an earlier similar order; the date was set for 10 February 2002. The introduction of the euro was overseen by the "Euro Changeover Board of Ireland" which was a special