Watch List notes:

Potosi, Bolivia, cob 8 reales, 1651O, Latin 5, with crown-alone (common variety) countermark on shield. S-P35; KM-19b; CT-510. 21.66 grams. Full date, full shield and cross, bold countermark, but with light to moderate surface corrosion all over, much visible legend, small dark spots of "horn" silver. From the Maravillas Research Collection of Countermarked Potosi Cobs, with Marex certificate and tag #1061. Recovered from: Maravillas, sunk in 1656 off Grand Bahama Island ($350-500)