

COPY
| Number | KM# 21 |
|---|---|
| Country | Guinea-Bissau |
| Period | Peso (1977 - 1997) |
| Currency | Guinea-Bissau peso |
| Coin type | Circulation coins |
| Denomination | 20 pesos |
| Year | 1977 |
| Edge type | Reeded |
| Shape | Round |
| Alignment | Medal (0°) |
| Composition | Copper-Nickel |
| Weight (g) | 12.65 |
| Diameter (mm) | 32 |
| Thickness (mm) | 2 |
![]() | Coat of arms Star Wreath Legend |
|---|
![]() | Plant Legend |
|---|
| Mint | Mintage | ||
|---|---|---|---|
| UNC | BU | Proof | |
| United Kingdom, Llantrisant | 2.500.000 | + | - |
| 1977 | $ ***** |
