Watch List notes:

Mexico City, Mexico, cob 4 reales, Philip III, assayer not visible, Grade 3, with HRC replacement certificate. 9.33 grams. Bold cross, corroded shield, nicely toned. With Fisher tag and HRC replacement certificate #199407. Recovered from: Atocha, sunk in 1622 west of Key West, Florida
(300 - 450 USD)