Watch List notes:

Potosi, Bolivia, cob 8 reales, 1618, assayer not visible, quadrants of cross transposed, Grade 1. KM-10. 24.83 grams. Full 618 of date outside full cross-and-tressure, nice full shield, minimal corrosion, lightly toned, small edge-split. With original Fisher tag and certificate 85A-167902, pedigreed to the J.P. Silberman Estate.Recovered from: Atocha, sunk in 1622 west of Key West, Florida.

Estimate: $1500 - $2250