Watch List notes:

SPAIN, Castile & León. Fernando V & Isabel I (Los Reyes Católicos - the Catholic royals). 1474-1504. AV Ducado. Valencia mint. Struck after 1497. Crowned confronted busts of Fernando and Isabel; crown between; º S | S º below exergue line / Crowned coat-of-arms. ME 2887; Calicó 162; Friedberg 82. In NGC encapsulation 3477600-001, graded AU Details, removed from jewelry.

From the Richard Basler Collection.