Watch List notes:

Mexico City, Mexico, cob 4 reales, Philip IV, assayer P. 12.35 grams. Good full shield and cross, light surface corrosion only, silvery from cleaning. Pedigreed to the Thomas Gray collection and formerly displayed at the ANA Money Museum's "Treasures of the Deep" exhibit (2014-15). Recovered from: Concepcion, sunk in 1641 off Hispaniola

Estimate: $100 - 150