Coin's Series: Endangered Primates.
Coin is round in shape, with front and back sides - raised rim on.
The Obverse: to the center coat of arms of Sierra - Leone. Inscriptions along the rim in english - REPUBLIC OF SIERRA LEONE, year - 2011.
The Reverse: to the center relief image of agile gibbon on the tree. Inscriptions along the rim in english - AGILR|E GIBBON, the down - $1.