In the center the inscription `BANCO CENTRAL DE RESERVA DEL PÉRU`, the face value and the year surrounding the coat of arms of Spain in the center. All around, 9 coats of arms of Ibero-American countries follow one another, they are those of: Argentina, Cuba, Ecuador, Spain, Guatemala, Mexico, Nicaragua, Peru and Portugal (in clockwise order).
Obverse script
Latin
Obverse lettering
BANCO CENTRAL DE RESERVA DEL PÉRU
2017
UN SOL (Translation: Colca Canyon - Natural Wonders)