Watch List notes:

Lot of three Mexico City, Mexico, cob 8 reales, Philip IV, assayer P (where visible). S-M19; KM-45; Cal-Type 319. 77.37 grams total. Interesting shapes, one corroded but the others solid, silvery from cleaning, two with clear assayer, all with at least most of shield and cross but peripherally flat. Pedigreed to the Isaac Rudman Numismatic Cabinet, with cards from the salvors showing official presidential stamp on back. From: Concepcion, sunk in 1641 off Hispaniola
($500-750)