Watch List notes:

Mexico City, Mexico, cob 4 reales, Philip II, assayer F below mintmark oM to left, denomination 4 (Arabic) to right. S-M12; KM-36; Cal-509. 13.64 grams. Difficult late-Philip II issue. AU with bold, nearly complete shield and cross, some scrapes on shield side.

Estimate: $125 - $200