In 2014 the Perth Mint released a series Megafauna and released a special Limited Issue Diprotodon $1 One Dollar Silver Proof Coin struck in fine .999 Silver weighing one ounce of pure Silver.
The reverse designed by Peter Trusler depicts a Diprotodon while the obverse features Ian Rank Broadley's portrait of Her Majesty Queen Elizabeth II. These legal tender coins have been struck to proof quality using specially prepared dies and highly polished blanks.
Limited Mintage of 6,500 Coins Worldwide
Finished to Perth Mint's Proof Quality
Struck in Solid Fine .999 Silver Weighing One Ounce of Pure Silver
