Watch List notes:

Mexico City, Mexico, cob 8 reales, Philip IV, assayer P.S-M19; KM-45; Cal-Type 319.25.55 grams.Bold full oMP, full shield and cross (slightly weak), minimal surface corrosion, mostly non-toned but with canvas imprint in dark patch on reverse. From: Concepcion, sunk in 1641 off Hispaniola
($175-250)