| Emitent | German Democratic Republic |
|---|---|
| Rok | 1966 |
| Typ | Non-circulating coin |
| Nominał | 20 Mark (20 DDM) |
| Waluta | Mark (1948-1990) |
| Skład | Silver (.800) (0.5376 oz ASW) |
| Waga | 20.9 g |
| Średnica | 33 mm |
| Grubość | |
| Kształt | Round |
| Technika | Milled |
| Orientacja | Medal alignment ↑↑ |
| Rytownik(zy) | Gerhard Rommel, Dietrich Dorfstecher |
| W obiegu do | |
| Źródło(a) | KM#16 |
| Opis awersu | State emblem, denomination |
|---|---|
| Pismo awersu | Latin |
| Legenda awersu | DEUTSCHE DEMOKRATISCHE REPUBLIK 1966 20 MDN (Translation: Democratic German Republic 1966 20 Mark) |
| Opis rewersu | Profile of Leibniz facing to the right |
| Pismo rewersu | Latin |
| Legenda rewersu | GOTTFRIED WILHELM LEIBNIZ Rc 1646-1716 |
| Krawędź | Smooth with inscription |
| Mennica | |
| Nakład | 1966 - KM#16.1 - 50 000 1966 - KM#16.1 (Proof) - 1966 - KM#16.2 (error in edge inscription) - |
| ID Numisquare | 6397383160 |
| Uwagi |