Watch List notes:

Potosi, Bolivia, cob 4 reales, Philip III, assayer not visible, Grade 4. KM-9. 9.93 grams. Decent full shield and cross despite moderate corrosion, lightly toned. With original Fisher tag and certificate 85A-100350. Recovered from: Atocha, sunk in 1622 west of Key West, Florida


Estimate: 400 - 600 USD