2 Dollars 50 Cents - Charles III Rose

At 0.311 g, this is a fractional micro-gold issue — a format that proliferated sharply after the Perth Mint and various Pacific sovereign mints identified a retail market for sub-half-gram bullion around 2020. Niue's treaty arrangement with New Zealand grants it the right to issue legal tender coinage struck by outside minting facilities, which is precisely how a coral atoll with a population under 2,000 ends up on gold currency.