Watch List notes:

Potosi, Bolivia, cob 8 reales, 1651 E, crowned-F (Mastalir Fa2) countermark on shield. S-P36; KM-19b; Cal-1491. 22.21 grams. Broad flan with nearly full shield and crown and cross, full final 1 of date, full 8-E to right of shield, nicely toned and corrosion-free (low weight notwithstanding), several edge-splits. With original (generic) Herman Moro certificate. From: Capitana, sunk in 1654 off Chanduy, Ecuador
($250-375)