The situation is somewhat different with postboxes. There are 115,000 of them around the UK and most carry the queen’s cipher, though there are still some that feature the ciphers of previous monarchs, including Victoria. A few hundred new postboxes are installed every year, says Gold, and it is only on new ones that Charles III’s iconography will be introduced.
Existing British coins and banknotes will also remain valid, though they will be superseded as new ones enter circulation in the coming months and years. A team of designers will first present a portrait of Charles III in profile to the king.
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