Lot of 7 Potosi, Bolivia, cob 8 reales, Philip III, various assayers (where visible), Grade-3 quality but certificates missing. KM-10. 140.74 grams total. Mostly solid but moderately corroded but with clear shields and crosses. With Fisher tags #173900, 183688, 188342, 197425, 197718, 205784 and 245842. Recovered from: Atocha, sunk in 1622 west of Key West, Florida ($900-1350)