1 peso 1978
| Value | 1 peso |
| KM# | 460 |
| Year | 1970-1984 |
| Material | Copper-Nickel |
| Weight, g. | 9.07 |
| Diameter, mm | 29.0 |
| Orientation | medallic alignment ↑↑ |
| Value | 1 peso |
| KM# | 460 |
| Year | 1970-1984 |
| Material | Copper-Nickel |
| Weight, g. | 9.07 |
| Diameter, mm | 29.0 |
| Orientation | medallic alignment ↑↑ |