Watch List notes:

Potosi, Bolivia, cob 4 reales, Philip III, assayer not visible, Grade 2 (16 points), with hand-signed certificate from 1976. KM-9. 8.27 grams. Nice full shield and nearly full cross, toned in crevices over light to moderate corrosion, tag says "I+" for Grade, but no Grade is listed on the certificate (desirably pre-"Mother Lode"), just a point value that corresponds to Grade 2. With original Fisher cardboard holder and photo-certificate 2752 from 1976 (Cape Coral Bank), hand-signed by Eugene Lyon, Duncan Mathewson, Austin Fowles and Mel Fisher, pedigreed to the J.P. Silberman Estate.Recovered from: Atocha, sunk in 1622 west of Key West, Florida.

Estimate: $800 - $1200