Watch List notes:

Potosi, Bolivia, cob 2 reales, Philip III, assayer T, Grade 2. S-P21; KM-8. 5.95 grams. Silvery but with only minimal surface corrosion, full P-T and denomination Z flanking a full shield, full but slightly off-center cross. With original Fisher tag and certificate 86A-191221, pedigreed to the J.P. Silberman Estate.Recovered from: Atocha, sunk in 1622 west of Key West, Florida.

Estimate: $800 - $1200