Potosi, Bolivia, cob 4 reales, Philip III, assayer not visible, Grade 1. KM-9. 13.24 grams. Good full cross, full but slightly off-center shield, all slightly weak but uncorroded and with contrasting toning in crevices. With Fisher tag and certificate #163825. Recovered from: Atocha, sunk in 1622 west of Key West, Florida
($500-750)