Watch List notes:

Potosi, Bolivia, cob 8 reales, 1650O, early-style date, with crowned-(?) countermark on cross. S-P35; KM-19b; CT-509. 27.25 grams. Full shield and cross, the latter with just the crown of the countermark visible and the former with bold crown above and 8-O to right, crude edge (thin and split twice), darkly toned, no corrosion. With Marex tag #91-8R-0082. Recovered from: Maravillas, sunk in 1656 off Grand Bahama Island (Estimate: $350 - 500)