Victorian coin collector Michael McCauley said the 1971 20 cent coin could be worth up to $80 if it was in “perfect condition”. That’s because of its rarity, with the Royal Australian Mint ...

Only 8.9 million of the 1971 20 cent coins were minted, making them a relatively rare find. · Source: TikTok/@coincollecting_detecting Victorian coin collector Michael McCauley said the 1971 20 cent ...