Watch List notes:

Potosi, Bolivia, cob 8 reales, (16)18, assayer not visible, Grade 1. KM-10. 25.81 grams. Good full shield (doubled at top) and cross, full but weak 18 of date, fairly solid but with two edge-splits, typically silvery. With Fisher certificate #157737. Recovered from: Atocha, sunk in 1622 west of Key West, Florida

Estimate: $500