Watch List notes:

SPAIN, Castile & León. Fernando V & Isabel I (Los Reyes Católicos - the Catholic royals). 1474-1504. AR Medio Real (23mm, 1.61 g, 10h). Sevilla (Seville) mint. Struck after 1497. Knot; S below / Bundle of arrows. ME 2607; cf. MEC 6, 824 (for type). Lightly toned. Good VF.