What if Australia’s $1 coin wasn’t round? In 1984, a seven-sided $1 prototype was trialled—but never made it into circulation due to manufacturing challenges. Two decades later, the Royal Australian Mint struck it for the first time in the 2004 Masterpieces in Silver set. With just 8,250 sets minted, this is one of the rarest windows into what might have been for Australia’s currency. #australia #money #coins #coincollecting #numismatics

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