Watch List notes:

Mexico City, Mexico, cob 8 reales, 1646 P, rare. S-M19; KM-45; Cal-1339. 26.55 grams. Irregular flan of varying thickness, with particularly crude edge punctuated by blunted points, yet with clear full date (just the right side of the last digit weak) and oMP next to a full shield, nearly full cross, Fine with light toning and encrustation in crevices.

Estimate: $500 - $750