Watch List notes:

Potosi, Bolivia, cob 8 reales, Philip III, assayer Q, Grade 1. S-P17; KM-10; CT-124. 24.68 grams. Good full shield and cross (the former slightly weak and the latter slightly doubled), full P-Q (narrow variety), much legend, deeply toned, practically no corrosion. With Fisher tag and photo-certificate #8640. Recovered from: Santa Margarita, sunk in 1622 west of Key West, Florida
($500-750)