Watch List notes:

Mexico City, Mexico, cob 4 reales, (16)18/7D/F, rare. S-M18; KM-unl (44.3 for type). 12.31 grams. Very bold full date with clear overdate, full mintmark and weaker assayer next to off-center shield, full but lightly corroded cross, nicely toned all over. Recovered from: Sao Jose, sunk in 1622 off Mozambique, east of Africa
($500-750)