Danh mục
| Đơn vị phát hành | Guinea-Bissau (1976-date) |
|---|---|
| Năm | 1977 |
| Loại | Commemorative circulation coin |
| Mệnh giá | 20 Pesos (20 GWP) |
| Tiền tệ | Peso (1975-1997) |
| Chất liệu | Copper-nickel (75% Copper, 25% Nickel) |
| Trọng lượng | 13 g |
| Đường kính | 32 mm |
| Độ dày | 2.05 mm |
| Hình dạng | Round |
| Kỹ thuật | Milled |
| Hướng | Medal alignment ↑↑ |
| Nghệ nhân khắc | |
| Lưu hành đến | May 1997 |
| Tài liệu tham khảo | KM#21, Schön#21 |
| Mô tả mặt trước | National arms, date below |
|---|---|
| Chữ viết mặt trước | Latin |
| Chữ khắc mặt trước | REPÚBLICA DA GUINÉ-BISSAU UNIDADE LUTA PROGRESSO * 1977 * |
| Mô tả mặt sau | Denomination under plant |
| Chữ viết mặt sau | Latin |
| Chữ khắc mặt sau | 20 PESOS |
| Cạnh | Reeded |
| Xưởng đúc | |
| Số lượng đúc |
1977 - - 2 500 000 |
| ID Numisquare | 1209159770 |
| Thông tin bổ sung |
Historical Context: Issued by the nascent Republic of Guinea-Bissau in 1977, this 20 Pesos coin belongs to a crucial period of nation-building following its independence. Under President Luís Cabral and the PAIGC, the country focused on establishing sovereignty and economic development. This coin is part of the global Food and Agriculture Organization (FAO) series, an international initiative promoting food security and agricultural development, particularly vital for a young African nation striving for self-sufficiency and progress.
Artistry: The coin's design, typical of the FAO series, emphasizes themes of sustenance and labor. The reverse prominently features a woman carrying a basket of produce on her head, a powerful symbol of agricultural productivity and food security. The obverse displays the national emblem of Guinea-Bissau, including the "UNIDADE LUTA PROGRESSO" motto, flanked by the year 1977. While a specific engraver is often uncredited for these international series, the stylistic approach is direct, conveying a clear message without excessive ornamentation.
Technical/Grading: Struck in copper-nickel (75% Cu, 25% Ni), this 13-gram, 32-millimeter coin is robust and designed for circulation. For grading, key high-points to examine for wear include the woman's hair and the produce in her basket on the reverse, and the finer elements of the national emblem, particularly the star and shell, on the obverse. A well-preserved example will exhibit sharp lines in the agricultural motifs and full definition in the motto and date, reflecting a generally strong strike characteristic of this alloy.