Watch List notes:

Potosi, Bolivia, cob 4 reales, Philip III, assayer not visible, Grade 2. KM-9. 12.86 grams. Bold full shield and cross despite some light surface corrosion, very lightly toned. With original Fisher tag and certificate 85A-156148, pedigreed to the J.P. Silberman Estate.Recovered from: Atocha, sunk in 1622 west of Key West, Florida.

Estimate: $700 - $1000