| Issuer | United Kingdom |
| Year | 2025 |
| Type | Non-circulating coin |
| Value | 100 Pounds |
| Currency | Pound sterling (decimalized, 1971-date) |
| Composition | Gold (.9999) |
| Weight | 31.21 g |
| Dimensions | 32.69 mm |
| Thickness | |
| Shape and Technique | Round Milled |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | |
| In circulation to | |
| Reference(s) |
| Obverse description | Uncrowned portrait of King Charles III left, legend around. |
| Obverse script | Latin |
| Obverse lettering | CHARLES
III·D·G·REX·F·D·100 POUNDS·2025·
MJ (Translation: Charles III by the Grace of God King Defender of the Faith) |
| Reverse description | A depiction of cartouche portraits of George III and George Washington interspersed with Baroque decoration accompanied by inscriptions around. |
| Reverse script | Latin |
| Reverse lettering | · OUR LIVES, OUR FORTUNES · GIIIR GW AND OUR SACRED HONOR |
| Edge | Reeded |
| Mint | |
| Mintage | 2025 - Proof - |
| Catalog ID | 8737786950 |
| Comments |
