Watch List notes:

Potosi, Bolivia, cob 4 reales, 1670E. S-P37b; KM-25; CT-495. 12.61 grams. Bold full pillars-and-waves with bold mintmark and denomination and clear date, good but off-center cross, no corrosion, patchy dark toning, edge-split. Recovered from: Unidentified ca.-1671 wreck in Seville Harbor
($200-300)