Watch List notes:

Potosi, Bolivia, cob 8 reales, Philip IV, assayer O (1649-51), with crowned-L countermark on cross.S-P35; KM-19b; Cal-Type 327.21.48 grams.Full countermark in very center of full cross, choice full crown above shield with clear 8-O to right, edge-split and light corrosion, toned in crevices. From: Capitana, sunk in 1654 off Chanduy, Ecuador
($200-300)