正面: A compass with a Portuguese shield at top right. The issuing country at top in a semicircle ↷ ✠ REPUBLICA PORTUGUESA ✠, the date of issue at center left 1987, and below the face value ⤻ ✠ 100 ESC. (100 Escudos).
背面: Inside a compass, a wind rose at center, a sailing boat at left, and a map at right. On the left, the theme with the date of the event ↻ 1486✠ DIOGO CÃO D'EÇA. at the top left the engraver's signature D'EÇA (Paulo Guilherme d'Eça Leal), followed by the mint mark incm.
正面: A compass with a Portuguese shield at top right. The issuing country at top in a semicircle ↷ ✠ REPUBLICA PORTUGUESA ✠, the date of issue at center left 1987, and below the face value ⤻ ✠ 100 ESC. (100 Escudos).
背面: Inside a compass, a wind rose at center, a sailing boat at left, and a map at right. On the left, the theme with the date of the event ↻ 1486✠ DIOGO CÃO D'EÇA. at the top left the engraver's signature D'EÇA (Paulo Guilherme d'Eça Leal), followed by the mint mark incm.
正面: A compass with a Portuguese shield at top right. The issuing country at top in a semicircle ↷ ✠ REPUBLICA PORTUGUESA ✠, the date of issue at center left 1987, and below the face value ⤻ ✠ 100 ESC. (100 Escudos).
背面: Inside a compass, a wind rose at center, a sailing boat at left, and a map at right. On the left, the theme with the date of the event ↻ 1486✠ DIOGO CÃO D'EÇA. at the top left the engraver's signature D'EÇA (Paulo Guilherme d'Eça Leal), followed by the mint mark incm.