King George III £5 2020 Proof is a United Kingdom £5 coin struck in 2020 at the Royal Mint. 9,276 were minted. Its estimated value is £11.85, from the Numista catalogue (May 2026). It is rated 5/10 for rarity (rare). It is struck in copper-nickel, weighs 28.28 g and measures 38.61 mm across.
Its proof mintage of 9,276 is the 68th lowest of 103 proof £5 coins in the catalogue.
| Version | Finish | Variety | Mintage | Value |
|---|---|---|---|---|
| King George III £5 2020 BU | BU | — | 75,762 | £9.68Numista catalogue |
| King George III £5 2020 Proof (this page) | Proof | — | 9,276 | £11.85Numista catalogue |
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