Watch List notes:

Cuba, 50 centavos, short-and-thick "key" countermark (1872-77) on a Guanajuato, Mexico, balance-scale 50 centavos of 1872S. KM-R5.1. 13.42 grams. Nearly full countermark with deep scarlet toning inside, host coin VF with deep dark toning, rim-bump and light old graffiti in fields (cursive script, only partially legible).

Estimate: $125