Watch List notes:

Potosi, Bolivia, cob 8 reales, 1643 TR, rare provenance. S-P29a; KM-19a; Cal-unl. 18.06 grams. Rare provenance (salvaged by Arqueonautas) and one of very few dated cobs we have seen from this wreck (also a very rare date and assayer). Corroded yet plentiful remaining detail including nice full cross and date With Sedwick certificate from 2002.Recovered from: "San Francisco wreck," sunk ca. 1647 off the Cape Verde Islands, west of Africa.

Estimate: $150 - $225