MEXICO: 8-coin proof set, 1982/83, KM-PS1, set comprised of 20 centavos 1983; 50 centavos 1983; peso 1983; 5 pesos 1982; 10 pesos 1982; 20 pesos 1982; 50 pesos 1983; and a 1 ounce Libertad 1983, all are choice Proof in the original mint-sealed plastic packaging, inside the original black & gold case, with the description card and the certificate of authenticity (No. 0415), set of 8 proof coins, R. The official mintage limit was 1000 pieces, though the mintage reported for the 1 ounce Libertad is 998 pieces. This is a rare proof set, seldom offered for sale.
Estimate: USD 800 - 1000