Watch List notes:

Potosi, Bolivia, cob 8 reales, (16)20T, Grade 3. S-P21; KM-10; CT-137. 20.17 grams. Bold 0 of date, good full shield and cross but with moderate surface corrosion and edge loss, toned all over. With Fisher certificate #169622, and pedigreed to the Ponterio auction of October 1994, with original lot-tag #1393. Recovered from: Atocha, sunk in 1622 west of Key West, Florida

Estimate: $300