| Issuer | United Kingdom |
| Year | 2015 |
| Type | Non-circulating coins |
| Value | 20 Pounds |
| Currency | Pound sterling (decimalized, 1971-date) |
| Composition | Silver (.999) |
| Weight | 15.71 g |
| Dimensions | 27 mm |
| Thickness | |
| Shape and Technique | Round Milled |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | Obverse: Jody Clark Reverse: Stephen Taylor |
| In circulation to | |
| Reference(s) | KM#1304, Sp#NE4 |
| Obverse description | Fifth crowned portrait of HM Queen Elizabeth II right, wearing the George IV State Diadem, legend around. |
| Obverse script | Latin |
| Obverse lettering | ELIZABETH II·D·G·REG·F·D·20
POUNDS·2015·
J.C (Translation: Elizabeth the Second by the Grace of God Queen Defender of the Faith) |
| Reverse description | Each of the five definitive portraits of Her Majesty creating a time-line effect, with crowned royal cypher and legend below. |
| Reverse script | Latin |
| Reverse lettering | E II R ST THE LONGEST REIGN |
| Edge | Reeded |
| Mint | |
| Mintage | 2015 - BU - 149 408 |
| Catalog ID | 6787807630 |
| Comments |
