Watch List notes:

Potosi, Bolivia, cob 1 real, 1654E. S-P37a; KM-13; CT-1054. 2.30 grams. Bold pillars-and-waves with clear date, most of cross (off-center), toned fields, lightly corroded. With original certificate from the salvagers. Recovered from: Capitana, sunk in 1654 off Chanduy, Ecuador

Estimate: $100