While not every proof set is worth a mint (forgive the pun), there are a few that fetch thousands at auction. If you know ...

As with just about any asset, a coin's value is determined by its market demand. This means that coins in short supply often ...

The Royal Mint ... sets will be available in a range of precious metal and base proof finishes, from January 2, 2025 via the Royal Mint website, with prices starting from £39.50. Each of the ...