Watch List notes:

Potosi, Bolivia, cob 8 reales, 1651E, with crowned-L countermark on cross. S-P36; KM-19b; CT-511. 27.05 grams. Clear date, full shield and cross but peripheries flat and with light edge-corrosion, nearly full countermark, light toning. With Marex tag #91-8R-0065. Maravillas, sunk in 1656 off Grand Bahama Island

Estimate: $350-500