Mexican 50 pesos coins catalog with values online
50 pesos 1982-1984

Copper-nickel
35.0 mm, 19.80 grams
Edge: Reeded
Years - 1982, 1983, 1984
Aztec Moon Goddess Coyolxauhqui / 50 / Year / COYOLXAUHQUI / TEMPLO MAYOR DE MĖXICO
National emblem and garland / ESTADOS UNIDOS MEXICANOS
KM#490
Value in condition "UNC" - US$1-2
50 pesos 1984-1988

Copper-nickel
23.5 mm, 8.60 grams
Edge: Reeded
Years - 1984, 1985, 1986, 1987, 1988
Benito Pablo Juárez García / $50 / Year / JUAREZ
National emblem and garland / ESTADOS UNIDOS MEXICANOS
KM#495
Value in condition "UNC" - US$0.30-0.50
50 pesos 1988-1992

Stainless steel
23.5 mm, 7.30 grams
Edge: Reeded
Years - 1988, 1989, 1990, 1992
Benito Pablo Juárez García / $50 / Year / JUAREZ
National emblem and garland / ESTADOS UNIDOS MEXICANOS
KM#495a
Value in condition "UNC" - US$0.80-1.00
50 new pesos 1993-1995

Silver core (0.925 law), bronze-aluminum perimeter ring
39.0 mm, 33.967 grams
Edge: Reeded
Years - 1993, 1994, 1995
Portraits of the Children Heroes, garland / N$50 / M / Year / NIÑOS HEROES
National emblem and garland / ESTADOS UNIDOS MEXICANOS
KM#571
Value in condition "UNC" - US$25-30
Costs of Mexican 50 pesos coins in this catalog approximate and indicated specifically for the coin shown in the picture.
I do not buy or sell coins - this is just a catalog.