| Issuer | United Kingdom |
| Year | 2023-2024 |
| Type | Non-circulating coin |
| Value | 20 Pence |
| Currency | Pound sterling (decimalized, 1971-date) |
| Composition | Silver (.925) |
| Weight | 5 g |
| Dimensions | 21.4 mm |
| Thickness | 1.7 mm |
| Shape and Technique | Equilateral curve heptagon (7-sided) Milled |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | KM#2439a |
| Obverse description | Uncrowned portrait of HM King Charles III left, legend and date around. Note: Tudor crown privy mark to the right. |
| Obverse script | Latin |
| Obverse lettering | CHARLES III·DEI·GRA·REX·FID·DEF·2023
·
MJ (Translation: Charles the Third by the Grace of God King Defender of the Faith) |
| Reverse description | Depiction of a Puffin facing left, denomination over royal cypher design at left. |
| Reverse script | Latin |
| Reverse lettering | 20 PENCE |
| Edge | Plain |
| Mint | |
| Mintage | 2023 - Proof; Tudor crown privy mark - 2024 - Proof - |
| Catalog ID | 2681282070 |
| Comments |
