Watch List notes:

Potosi, Bolivia, cob 8 reales, 1651E, Latin 5, with crowned-•T• countermark (rare) on shield. S-P36; KM-19b; CT-511. 25.64 grams. Bold full countermark, full shield and crown, full but weak cross, much legend (most of date bold), toned, minimal corrosion, edge-split. From the Maravillas Research Collection of Countermarked Potosi Cobs, with Marex certificate and tag #0419. Recovered from: Maravillas, sunk in 1656 off Grand Bahama Island ($400-600)