Watch List notes:

Potosi, Bolivia, cob 8 reales, 1653E dot-PH-dot at top. S-P37a; KM-21; CT-437. 26.58 grams. Broad flan with full inner details on both sides (cross doubled) plus much legend, nice toning, minimal corrosion, blunted points in edge. With Marex tag #91-8R-0395. Maravillas, sunk in 1656 off Grand Bahama Island

Estimate: $300-450