Watch List notes:

Mexico City, Mexico, cob 4 reales, 1733 F. S-M26; KM-40a; Cal-1098. 13.30 grams. Thick and rectangular flan with full 733 of date (rare without overdate) and bold mintmark oM, nearly full cross, lightly toned VF with traces of black oxidation.

Estimate: $200 - $300