Watch List notes:

Potosi, Bolivia, cob 8 reales, Philip III, assayer B (5th period), rare with king's ordinal visible, Grade 1. S-P14 26.65 grams. Choice, corrosion-free specimen with full shield and cross, bold assayer and denomination, contrastingly toned fields, same style as most 5th-period B's but with ordinal III (weakly) visible in legend, which most specimens lack and therefore are considered Philip II. With Fisher certificate #262999. Recovered from: Atocha, sunk in 1622 west of Key West, Florida

Estimate: $600 - 900