Mexico 50 pesos Football World Cup in Mexico PR68 PCGS silver coin 1986 July 7, 2023 admin [MX314] Mexico 50 pesos Football World Cup in Mexico PR68 PCGS silver coin 1986. Face Value: 50 pesos. Weight (g): 17.0. Gross weight (g): 43.7. Diameter/Dimensions (mm): 32.0.