Poland

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| Number | C# 84 |
|---|---|
| Country | Poland |
| Period | Duchy of Warsaw (1807 - 1815) |
| Ruler | Frederick Augustus I |
| Currency | Polish złoty (pre-decimal) |
| Coin type | Circulation coins |
| Denomination | 10 groszy |
| Melt value | 2.9 XAGg x 0.245 = 1.22 USD |
| Year | 1810 - 1813 |
| Edge type | Smooth |
| Shape | Round |
| Alignment | Medal (0°) |
| Composition | Silver 0.245 |
| Weight (g) | 2.9 |
| Diameter (mm) | 22 |
| Thickness (mm) | Unknown (help us to know) |
![]() | Coat of arms Crowns Wreath |
|---|
![]() | Legend |
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| Year | Mark | Mintage | Rarity | Value, USD | ||
|---|---|---|---|---|---|---|
| UNC | BU | Proof | ||||
| 1813 | IS | 3.549.329 | - | - | - | $ 17.42 |
| 1812 | IS | 950.672 | - | - | ||
| 1810 | IB | + | - | - | ||
