Watch List notes:

Potosi, Bolivia, cob 8 reales, Philip III, assayer R (curved leg), Grade 1, certificate missing. S-P15; KM-10; CT-126 . 26.87 grams. Solid and uncorroded (natural void in edge), much flatness on the otherwise full shield and cross. With Fisher tag #260713. Atocha, sunk in 1622 west of Key West, Florida

Estimate: $250-375