| Obverse description | Crowned eagle. F mint mark on each side of eagles tail feathers under talons |
| Obverse script | Latin |
| Obverse lettering | F F |
| Reverse description | Value and date. |
| Reverse script | Latin |
| Reverse lettering | KROLESTWO POLSKIE
5 FENIGÓW 1918 (Translation: Kingdom of Poland) |
| Edge | Smooth |
| Mint | F F Staatliche Münze Baden-Württemberg,Stuttgart, Germany (1374-date) |
| Mintage | 1917 FF - - 18 700 000 1917 FF - Proof - 1918 FF - - 22 690 000 1918 FF - Proof - |
| Catalog ID | 8268459550 |
| Comments |