In 2014 to celebrate the Saltwater Crocodile, the Royal Australian Mint released a very Limited Issue Graham $1 One Dollar Silver Coin struck in fine .999 Silver weighing one ounce of pure Silver and Certified Slabbed and Graded by PCGS as MS70.
The reverse depicts the Saltwater Crocodile Graham while the obverse design depicts Ian Rank Broadley's portrait of Her Majesty Queen Elizabeth II.