Reverse In the central part, the national coat of arms of Ireland - a harp, crowned with the British Imperial Crown. In the upper part, along the edge arc of the coin, text in English: 'HIBERNIA' - Hibernia, below - the year of minting: 1766. Along the edge arc of the coin - a dotted relief.
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 REX' - King George III, separated by three dots. The coin's edge features relief elements in the form of dots.