Watch List notes:

Potosi, Bolivia, cob 8 reales, 1655E, PH at top. S-P37a; KM-21; CT-439. 13.22 grams. Very thin and worn from corrosion yet with bold details, including full pillars and off-center cross, date and two assayers and mintmarks, toned on fields. Recovered from: Consolacion, sunk in 1681 off Isla Santa Clara, Ecuador

Estimate: $200