Obverse
Issuer's name above its coat of arms
Lettering: ESTADOS UNIDOS MEXICANOS
Reverse
Bust of Morelos facing forward, denomination at left, year and mintmark at right. Metal, weight and fineness at bottom
Lettering: CEIN PESOS
MO
1979
PLATA PURA 20 GR. LEY .720
Extended information
Year
Denomination
Currency
Metal
Alignment
Coin ↑↓
Shape
Round
Edge
Reeded