The 1922/1 overdate 3d is the rarest silver pre-decimal coin issued for use in circulation. To say that there isn't universal agreement about it's background within the Australian numismatic fraternity (past and present) is a mild understatement. In fact, it's been the source of heated debate over the past 40 years or so. Whatever the cause of the anomaly on the date of this coin, it remains one of the most highly prized coins in the entire Australian pre-decimal series.
While the 1930 penny and other rare pre-decimal coins are relatively well known by the general public, the 1922/1 overdate 3d is more of a numismatist's rare coin – understood and appreciated only by those that have been involved in numismatics for some time. Although the first published reference to it dates back to the 1920's1, there had been less than 10 examples reported known... read more