Mexico
Charles and Johanna 4 Reales ND (1542-55) M-G XF45 NGC, Mexico City mint, KM18, Nes-50. Essentially full weight at 13.3 grams, and a most pleasing example struck on a round and broad flan with only minimal doubling on the pillars side. A popular type, since belonging to the early issues of the Americas.
Estimate: 300-500 USD