30 Pounds - Charles III 1/3 oz Fine Gold

Charles III ascended to the throne in September 2022, making 2025 issues only the third full calendar year of his coinage. The Royal Mint's adoption of the 30-pound face value for this fractional gold piece follows the denomination structure established for the bullion sovereign series variants — a largely nominal figure bearing no relationship to the coin's gold content value, which trades at a significant premium above face.

The .9999 fineness places this above the traditional British sovereign standard of .9167, a purity level the Mint adopted for its modern bullion programme to compete directly with the Canadian Maple Leaf.