Mexico City, Mexico, 4 reales, Charles-Joanna, "Early Series," assayer F to right, mintmark M to left (oMo-oFo), extremely rare, ex-Santo Domingo wreck (ca. 1554). Nesmith-16; CT-73; S-M3. 11.98 grams. Broad flan with full legends, bold inner details, AU for grade but with some light surface corrosion, clear assayer (rarest of the series), toned around details. From an unidentified ca.-1554 wreck off Santo Domingo, Dominican Republic.
($4000-6000)