What is the value of a 1943 Australian Shilling?

An Australian 1943 sterling silver Shilling (George VI)(minted in Melbourne - no mintmark), uncirculated and in absolute mint condition could fetch up to $285 AUD. If it has been circulated but still in good condition, it might fetch anything from $5 to $85 AUD.

There were 1.58 million minted.

An Australian 1943 sterling silver Shilling (George VI)(minted in San Francisco - mintmark = S), uncirculated and in absolute mint condition could fetch up to $48 AUD. If it has been circulated but still in good condition, it might fetch anything from $5 to $15 AUD.

There were 16 million minted.

A reputable coin dealer will be able to give a more accurate valuation.