World Coins - Ireland - George IV - 1822-1823 - Halfpennies [2]. Dated 1822 and 1823 AD Obvs: profile bust with GEORGIUS IV D G REX legend. Revs: crowned harp with HIBERNIA legend and date below. S. 6624. 17.27 grams total. ("). 1822 with old collector ticket; acquired Brummitt, January 1943. Extremely fine; even tones. [2]