| Obverse description | Bare head of Lord Lynedoch right |
| Obverse lettering | LIEUT GENERAL LORD LYNEDOCH |
| Obverse script | Latin |
| Reverse description | Roman soldier holding a sword in his right hand and a naval crown in his left, standing upon the ramparts of the town of San Sebastian |
| Reverse lettering | S. SEBASTIAN AUG XXXI MDCCCXIII |
| Reverse script | Latin |
| Engraver | Thomason`s Manufactory, Birmingham, United Kingdom (1790-1849) |
| Mintage | ND (1820) - - |
| Catalog ID | 9152175440 |
| Comments |