Watch List notes:

Potosi, Bolivia, cob 4 reales, Philip III, assayer not visible, Grade 3. KM-9. 7.26 grams. Corroded surfaces yet with full cross and nearly complete shield, slight bend in planchet. With original Fisher tag and certificate 86A-134979, pedigreed to the J.P. Silberman Estate. Recovered from: Atocha, sunk in 1622 west of Key West, Florida.

Estimate: $400 - $600