Mexico City, Mexico, cob 2 reales, (1)639(P), rare. S-M19; KM-unl (33 for type); CT-unl. 6.07 grams. Very full and bold 639 of date (possibly 9/7), nearly full cross but shield off-center, deeply toned and nearly corrosion-free, highly desirable for the date and quality, denomination and certificate. With Western Australian Museum certificate #11583. Recovered from: Vergulde Draeck ("Gilt Dragon"), sunk in 1656 off Western Australia. ($250-375)