| Issuer | Panama |
| Year | 1977-1979 |
| Type | Non-circulating coins |
| Value | 20 Balboas |
| Currency | Balboa (1904-date) |
| Composition | Silver (.925) |
| Weight | 129.59 g |
| Dimensions | 61.0 mm |
| Thickness | |
| Shape and Technique | Round Milled |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | KM#44 |
| Obverse description | National coat of arms, value below |
| Obverse script | Latin |
| Obverse lettering | · REPUBLICA DE PANAMA ·
*********
PRO MUNDI BENEFICIO
LEY 0.925 FM
· 20 BALBOAS · (Translation: Republic of Panama For the Benefit of the World 0.925 Purity) |
| Reverse description | 3/4-length standing armored figure facing left, raised right arm holding sword, left arm a flag. |
| Reverse script | Latin |
| Reverse lettering | VASCO NUÑEZ DE BALBOA 1977 |
| Edge | Reeded. |
| Mint | (FM) Franklin Mint (The Franklin Mint), Wawa, Pennsylvania, United States (1964-date) |
| Mintage | 1977 FM - - 2 879 1977 FM - Proof - 24 000 1979 FM - - 2 500 1979 FM - Proof - 13 000 |
| Catalog ID | 1238342730 |
| Comments |
