Reverse In the central part, within a circle, an inscription in Spanish: 'UN' - one. Along the central circumference, inscriptions in Spanish: 'PAGARA AL PORTADOR', 'SOL DE ORO' - one gold sol, payable to the bearer. Along the edge of the coin from left to right runs text in Spanish: 'EL BANCO CENTRAL DE RESERVA DEL PERU' - Central Reserve Bank of Peru, below the mint year: 1958, flanked by dots.
Obverse In the central part, the coat of arms of the Republic of Peru. Along the rim - a toothed relief pattern.