640 Réis - Maria I (1799 - 1805)
Features
| Denomination | 640 Réis |
| Catalog Number | KM# 231 |
| Weight (g) | 17.76 |
| Shape: | Round |
| Composition: | Silver (.917) |
| Not Magnetic | |
| Metal Value (USD) | 12.42 |
| Demonetized |
| Year | Mintage | Comment | Rarity |
|---|---|---|---|
| 1799 B | Unknown | ||
| 1800 B | Unknown | ||
| 1801 B | Unknown | ||
| 1802 B | Unknown | ||
| 1803 B | Unknown | ||
| 1804 B | Unknown | ||
| 1805 B | Unknown |