| Issuer | Finland |
|---|---|
| Year | 1866 |
| Type | Coin pattern |
| Value | 20 Pennia (20 Penniä) (0.20) |
| Currency | Markka (1860-1963) |
| Composition | Silver (.750) |
| Weight | 1.02 g |
| Diameter | 13.1 mm |
| Thickness | |
| Shape | Round |
| Technique | |
| Orientation | |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | KM#Pn6 |
| Obverse description | |
|---|---|
| Obverse script | |
| Obverse lettering | |
| Reverse description | |
| Reverse script | |
| Reverse lettering | |
| Edge | |
| Mint | |
| Mintage | 1866 - - |
| Numisquare ID | 3535074360 |
| Comments |