

COPY
| Number | KM# 51 |
|---|---|
| Country | Aachen |
| Period | Free Imperial City of Aachen (1664 - 1798) |
| Currency | Thaler of Aachen |
| Coin type | Circulation coins |
| Denomination | 12 hellers |
| Year | 1757 - 1798 |
| Edge type | Smooth |
| Shape | Round |
| Alignment | Coin (180°) |
| Composition | Bronze |
| Weight (g) | 4.4 |
| Diameter (mm) | 24 |
| Thickness (mm) | 1.3 |
![]() | Coat of arms |
|---|
![]() | Legend |
|---|
| Year | Mark | Mintage | Rarity | Value, USD | ||
|---|---|---|---|---|---|---|
| UNC | BU | Proof | ||||
| 1798 | + | - | - | - | - | |
| 1797 | 408.000 | - | - | - | - | |
| 1797 | GS | + | - | - | - | |
| 1794 | 1.260.000 | - | - | |||
| 1793 | 350.000 | - | - | |||
| 1792 | 1.750.000 | - | - | |||
| 1791 | + | - | - | |||
| 1791 | IK | + | - | - | ||
| 1790 | 1.400.000 | - | - | |||
| 1767 | IK | 1.248.000 | - | - | ||
| 1765 | IK | 1.200.000 | - | - | ||
| 1764 | IK | 150.000 | - | - | ||
| 1761 | MR | 300.000 | - | - | ||
| 1760 | 1.900.000 | - | - | |||
| 1760 | MR | + | - | - | ||
| 1759 | 1.713.000 | - | - | |||
| 1759 | MR | + | - | - | ||
| 1758 | 1.874.000 | - | - | |||
| 1758 | MR | + | - | - | ||
| 1757 | + | - | - | - | ||
