20 Penniä (1866)
Features
| Denomination | 20 Penniä |
| Catalog Number | KM# Pn6 |
| Weight (g) | 1 |
| Diameter (mm) | 13.1 |
| Shape: | Round |
| Composition: | Silver (.750) |
| Metal Value (USD) | 0.57 |
| Demonetized | |
| Calendar | Gregorian |
| Trial Strike |
| Year | Mintage | Comment | Rarity |
|---|---|---|---|
| 1866 | Unknown |