20 peso 1981
| Value | 20 peso |
| KM# | 486 |
| Year | 1980-1984 |
| Material | Copper-Nickel |
| Weight, g. | 15.24 |
| Diameter, mm | 32.06 |
| Orientation | medallic alignment ↑↑ |
| Value | 20 peso |
| KM# | 486 |
| Year | 1980-1984 |
| Material | Copper-Nickel |
| Weight, g. | 15.24 |
| Diameter, mm | 32.06 |
| Orientation | medallic alignment ↑↑ |