50 Cents - Charles III National Hero

Charles III was proclaimed National Hero of the Solomon Islands in 2024 — a constitutional designation tied to the country's retention of the British monarch as head of state, not an honorary gesture. The Solomons gained independence in 1978 but kept the Crown, making this issue part of an unbroken tradition of issuing coins under successive British monarchs.

Gold-plated iron sees almost no use in mainstream national coinage, turning up most often in limited souvenir and collector issues where visual impact matters more than metallurgical longevity. Iron corrodes through plating over time.