Watch List notes:

Potosi, Bolivia, cob 4 reales, 1619 T, Grade 1. S-P21; KM-9; Cal-777. 13.29 grams. Deep cross with bold full 19 of date, full but doubled shield, minimal corrosion (on edge only), contrastingly toned in crevices. With original Fisher tag and certificate 85A-161224, pedigreed to the J.P. Silberman Estate.Recovered from: Atocha, sunk in 1622 west of Key West, Florida.

Estimate: $1500 - $2250