| Currency | Franc (MCF) |
| Facial value | 100 |
| Year of issue | 1950 |
| Metal | Copper-Nickel |
| Ø in mm | 30 |
| Art.-No. | MC100.0A |
| Price EUR | 100,00 |

Princely Seal of the Grimaldi. It is inspired by the seal of the founders of Monaco, Admiral Rainier Grimaldi and Charles I Grimaldi, first Lord of Monaco. This seal appeared around 1350 and represented a medieval knight in armor.
