Watch List notes:

Possible contemporary counterfeit of a Potosi, Bolivia, cob 8 reales, Philip III, assayer T, Grade 1+ (25 points), with hand-signed certificate from 1980. S-P21; KM-10. 23.49 grams. Very bold full shield and cross-and-tressure, perhaps too bold for the light to moderate corrosion in evidence and with cast-looking surfaces, but all details correct, described on certificate as "Possible Period Counterfeit." With original, hand-signed Fisher photo-certificate #672 from 1980. Recovered from: Atocha, sunk in 1622 west of Key West, Florida
($600-1200)