Potosi, Bolivia, cob 8 reales, (1650-52)(O or E), with crowned-dot-F-dot countermark on shield, encapsulated NGC genuine / La Capitana Shipwreck. KM-19b. Bold full countermark, most of shield and cross despite heavy corrosion and about 30% edge-loss. Recovered from: Capitana, sunk in 1654 off Chanduy, Ecuador
($200-300)