Obverse: the obverse of the coin depicts a pygmy hippopotamus turning to the left. Surrounded by the name of the country, the denomination and the year 'SIERRA LEONE 10 LEONES 1987'.
Reverse: The reverse of the coin shows a bust of the former President of Sierra Leone, Joseph Saidu Momoh. The words 'UNITY-FREEDOM-JUSTICE' are embossed in a semicircle at the top. At the bottom, the President's initials 'DR. JOSEPH SAIDU MOMOH'.
About the coin: The coin is part of the "World Wildlife Fund" series.
