Lot of five Potosi, Bolivia, cob 8 reales, Philip III, various assayers (where visible), all Grade 3. KM-10. 105.00 grams total. Moderately corroded but still solid, with clear shields and crosses, some with minor edge-loss. With Fisher certificates #222175, 222662, 222677, 222727 and 230534. SEE INTERNET FOR PHOTO. Recovered from: Atocha, sunk in 1622 west of Key West, Florida (Estimate: $1000 - 1500)