Watch List notes:

Mexico City, Mexico, cob 8 reales, 1640/39P. S-M19; KM-45; CT-335. 25.10 grams. Very bold full oMP, clear date, deeply toned, less corrosion than most but with usual flatness. With tag and certificate #72,009 from the salvagers. Recovered from: Concepcion, sunk in 1641 off Hispaniola

Estimate: $250-375