Watch List notes:

Potosi, Bolivia, cob 8 reales, (16)51O, with crowned-L countermark on cross. S-P35; KM-19b; CT-510. 20.40 grams. Full inner details including full countermark, but with light surface corrosion and lightly toned all over. With Marex tag #91-8R-1148. Maravillas, sunk in 1656 off Grand Bahama Island

Estimate: $300-450