Designer: obverse: Arnold Machin; reverse: Stuart Devlin
Reference: KM# 63
Diameter: 21.6 mm
Reverse The central part features a frilled-neck lizard with its frill extended. To the left of its head, on the frill, is the numeral "2". Below the animal's body are the letters "SD", denoting the designer's initials: Stuart Devlin.
Obverse The central part depicts the right-facing profile of Elizabeth II, Queen of the United Kingdom. Around the rim are inscriptions in English: on the left, the name Elizabeth II - "ELIZABETH II"; on the right - the year of minting and the country name in English: "AUSTRALIA 1984".