Watch List notes:

Potosi, Bolivia, cob 8 reales, 16(1)7M, Grade 1. 25.07 grams. Very odd shape with large notch in edge (possibly natural), nice full shield and cross, full 16 and most of 7 of date, minimal corrosion. With Fisher certificate #230914. Recovered from: Atocha, sunk in 1622 west of Key West, Florida

Estimate: $500 - 750