Watch List notes:

Potosi, Bolivia, cob 8 reales, 1655 E, denomination 8 above cross. S-P37a; KM-21; Cal-1510. 25.75 grams. Good full cross, bold full waves topped with full pillars that are oddly leaning apart (due to doubling), toned fields with gray encrustation in crevices, parts of two dates, three mintmarks and assayers, some corrosion on parts of edge. With photo-certificate from the salvors. From: "Jupiter Wreck" (San Miguel Arcangel), sunk in 1659 off the east coast of Florida
($250-375)