Mexico City, Mexico, cob 4 reales, 1615/4 F, very rare. S-M17; KM-unl (37.2 for type); Cal-unl. 13.24 grams. Richly toned VF on an oblong flan with clear 161 of date followed by weak but certain 5/4, bold full cross and nearly full shield, dark in crevices from oxidation (removed on higher points). Pedigreed to the Clyde Hubbard Collection, with his original tag/envelope.
Estimate: 350 - 500 USD