| Krause number | KM# 9 |
|---|---|
| Country | Germany |
| Denomination | 20 pfennig |
| Year | 1888 |
| Period | German Empire (1871 - 1922) |
| Coin type | Circulation coins |
| Ruler | Wilhelm I |
| Composition | Copper-Nickel |
| Edge type | Smooth |
| Shape | Round |
| Alignment | Medal (0°) |
| Weight (gr) | 6.25 |
| Diameter (mm) | 23 |
| Thickness (mm) | 2 |