Catalog
| Issuer | Principality of Monaco |
|---|---|
| Year | 1665-1666 |
| Type | Standard circulation coin |
| Value | Log in to see details |
| Currency | Log in to see details |
| Composition | Log in to see details |
| Weight | Log in to see details |
| Diameter | Log in to see details |
| Thickness | Log in to see details |
| Shape | Log in to see details |
| Technique | Log in to see details |
| Orientation | Log in to see details |
| Engraver(s) | Log in to see details |
| In circulation to | Log in to see details |
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| Obverse description | Log in to see details |
|---|---|
| Obverse script | Log in to see details |
| Obverse lettering | Log in to see details |
| Reverse description | Log in to see details |
| Reverse script | Latin |
| Reverse lettering | Log in to see details |
| Edge | Plain |
| Mint | Log in to see details |
| Mintage | Log in to see details |
| Additional information |
Louis I ruled Monaco under French protection, having secured the Treaty of Péronne in 1641 which shifted the principality's allegiance from Spain — a realignment that shaped every aspect of Monégasque coinage for generations. This quart d'écu belongs to a two-year window of production that was almost certainly curtailed by the practical limits of Monaco's tiny mint operation rather than any policy decision. Surviving examples are genuinely scarce; Monaco never struck in quantities remotely comparable to French royal issues of the same period.