Watch List notes:

Potosi, Bolivia, cob 8 reales, Philip III, assayer not visible, Grade 4. KM-10. 13.46 grams. Really just a fragment from corrosion but with most of cross and bold full denomination o-VIII, most of king's name clear as qHYLYqYS (the q's being backwards P's). With Fisher tag and certificate 85A-133912. From: Atocha, sunk in 1622 west of Key West, Florida
($300-450)