Watch List notes:

Potosi, Bolivia, cob 8 reales, 1651E, with crowned-L countermark on cross. S-P36; KM-19b; CT-511. 25.95 grams. Solid and uncorroded, with full shield and cross, full date and countermark, two assayers, uneven toning, small edge-split. With Marex tag #91-8R-0300. Maravillas, sunk in 1656 off Grand Bahama Island

Estimate: $500-750