^Lot 363 BOLIVIA, Potosí, cob 8 reales, Philip IV, assayer not visible (1630s).

BOLIVIA, Potosí, cob 8 reales, Philip IV, assayer not visible (1630s). KM-19a; Cal-Type 327. 25.56 grams. Choice full cross, full but off-center shield with nearly full crown (all well detailed), toned in crevices, practically no corrosion but with very small void near edge. With original certificate from Captain Tracy Bowden through his Concepción contract with the Dominican Republic. Recovered from: Concepción, sunk in 1641 off Hispaniola