Australia 1922 Indian Obverse Penny PCGS AU55

We can say with certainty that 1922 Indian obverse pennies were created by the Perth Mint. 1921 dated Indian obverse pennies are indistinguishable from Melbourne Mint produced coins. In the case of 1921, it is the English Obverse, Birmingham reverse that is the scarcity. More information on those varieties can be found in the following:

https://topendcoins.com.au/wp-content/uploads/2020/10/naa-journal-vol-28-holland-George-V-complexity.pdf