Obverse: depicts a right-facing portrait of Queen Elizabeth II wearing the “Girls of Great Britain and Ireland” tiara, surrounded by the inscriptions “ELIZABETH II”, “AUSTRALIA”, “50 CENTS”, as well as the initials “IRB”.
Reverse: the reverse of the coin features a koala on a tree, surrounded by the inscriptions “AUSTRALIAN KOALA”, “2013”, “1/2 oz 999 SILVER”, as well as the mintmark “P” and the initials “TV”.
About the coin: the 2013 Australian 50 Cents silver coin is struck from .999 fine silver, with a weight of 15.7 g and a diameter of 36.6 mm. The coin belongs to the “Australian Koala” series and was minted by the Perth Mint. This series is known for its annually changing design and is one of the most popular Australian silver bullion coin series.