Watch List notes:

AUSTRALIA: George V, 1910-1936, AE halfpenny, 1923, KM-22, key date, brown, PCGS graded AU50, R. Most of the 1923 production of 1,113,000 halfpennies were dated 1922. Only a small fraction of this number were actually dated 1923.

Estimate: 1,200-1,500 USD