Watch List notes:

Potosi, Bolivia, cob 8 reales, (1)621T, Grade-3 quality but certificate missing. S-P21; KM-10. 15.72 grams. Bold date and P+T, much of flan lost to heavy corrosion, silvery and with deep edge-split. With Fisher tag #201455 (certificate missing) without date listed. Recovered from: Atocha, sunk in 1622 west of Key West, Florida ($150-225)