Potosi, Bolivia, cob 8 reales, 1651E, with crowned-PH countermark on cross. S-P36; KM-19b; CT-511. 26.26 grams. Bold full countermark on good full cross, full but peripherally weak shield, bold assayer, edge-split and minimal corrosion near edge only. With Marex tag #91-8R-0552. Maravillas, sunk in 1656 off Grand Bahama Island
Estimate: $350-500