Watch List notes:

Brabant, Spanish Netherlands (Brussels mint), portrait ducatoon, Philip IV, 1662. KM-72.2; Delm-284. 31.77 grams. Broad flan with full details despite some light surface corrosion here and there, with patchy light toning. With generic certificate, pedigreed to the Ponterio auction of June 1997 (lot 821). From: Hollandia, sunk in 1743 off the Isles of Scilly, southwest of England
($200-300)