This decision was made based on the success of gold coins issued a year earlier.
[4] The obverse depicts the Queen of Australia, Elizabeth II, and the reverse contains an image of a koala.
[5] The initials "JB" of the reverse face designer John Bergdahl are present on most coins.
Other designers of the coin include Raphael Maklouf (1990, 1991, 1996, 1998),[5][6][7] Miranda Cornell (1998)[8] and Darryl Bellotti (2010).
About 85% of them were sold abroad making the Gold Corporation (owner of the Mint) one of Australia's top 30 export earners.