Watch List notes:

Mexico City, Mexico, cob 4 reales, Philip II, assayer O below mintmark oM to right, NGC VF 35. S-M11; KM-36; Cal-506. 13.51 grams. Good full cross, nearly full shield and crown, full denomination o-iiii to left, much legend, traces of luster and toning, somewhat double-struck all over. NGC #2845147-017.
($200-300)