Watch List notes:

Potosi, Bolivia, cob 8 reales, (165)2E (extremely rare), with crowned-•T• countermark (rare) on shield. S-P36; KM-19b; CT-515. 22.70 grams. Full 2 of date (very few 1652 shield-types are known), unique with this countermark, with clear king's ordinal IIII, good but lightly corroded full shield and cross, toned in crevices. From the Maravillas Research Collection of Countermarked Potosi Cobs, with Marex certificate and tag #1207. Recovered from: Maravillas, sunk in 1656 off Grand Bahama Island ($2000-4000)