Watch List notes:

Potosi, Bolivia, cob 8 reales, (16)51E, with crowned-L countermark on cross. S-P36; KM-19b; CT-511. 25.78 grams. Full but slightly doubled shield, full but weaker cross, bold full 51 of date, two assayers, no corrosion, contrasting toning. Recovered from: Maravillas, sunk in 1656 off Grand Bahama Island (Estimate: $350 - 500)