Watch List notes:

Potosi, Bolivia, cob 8 reales, Philip III, assayer Q, Grade 1. S-P17; KM-10; CT-124. 21.64 grams. Choice full shield and P-Q, nearly full cross with surface corrosion, toned in crevices for good contrast. With original Fisher photo-certificate #1759. Recovered from: Santa Margarita, sunk in 1622 west of Key West, Florida

Estimate: $400