Santo Domingo, Dominican Republic, copper 4 maravedis, Charles-Joanna, assayer F to left, denomination 4 to right, mintmark S-P, with key countermark on pillars side denoting devaluation to 2 maravedis (1577). S-SD1; KM-45; Cal-33. 4.73 grams. Choice full key countermark on an XF host with much strike weakness, a few small spots of verdigris.
Estimate: $100 - $150