Reverse In the central part, the state coat of arms of Ireland - a harp, crowned with the British Imperial Crown. In the upper part, along the arc of the coin's edge, text in English: 'HIBERNIA.' - Hibernia, below - the year of mintage: 1805. Along the arc of the coin's edge - a toothed relief pattern.
Obverse In the central part, the right-facing profile of King George III of Great Britain. To the left and right along the edge, text in Latin: 'GEORGIUS III D.G.REX' - By the Grace of God, George III King, separated by two dots. Around the edge of the coin are relief elements executed in the form of teeth.