Mexico City, Mexico, cob 8 reales, Philip IV, assayer P.S-M19; KM-45; Cal-Type 319.26.97 grams.Barrel-shaped flan with pronounced corners, nearly full shield and cross, full oMP, partial date despite peripheral flatness, virtually no corrosion. From: Concepcion, sunk in 1641 off Hispaniola
($175-250)