2023 Great Britain Gold Britannia £100 King Charles 1 oz BU
Britannia Gold Bullion Coins were first minted in 1987 and struck every year since. The Gold Britannia has a purity level at. 9999 fine and are minted at The Royal Mint. The third is a holographic image of a padlock in the bottom left, which transforms to a trident when you tilt the coin.