Watch List notes:

Potosi, Bolivia, cob 8 reales, Philip III, 1617 M, Grade 3. S-P19; KM-10; Cal-921. 20.29 grams. Corroded yet with just enough of the last two digits for the date to be certain, some shield detail along with bold assayer initial. With original Fisher tag and certificate 85A-180242. Recovered from: Atocha, sunk in 1622 west of Key West, Florida


Estimate: 600 - 900 USD