Watch List notes:

Mexico City, Mexico, cob 8 reales, 164(?)P.S-M19; KM-45.26.29 grams.Darkly toned with very light surface corrosion, full mintmark, bold design elements visible where properly struck on this odd-shaped planchet.From: Concepcion, sunk in 1641 off Hispaniola
($175-250)