Watch List notes:

SPAIN, Castile & León. Enrique IV el Impotente (the Impotent). 1454-1474. BI Cuartillo (29mm, 2.75 g, 2h). Jaén mint. + ЄnRICVS : CARTVS : DЄI : GRA : (double annulet stops), crowned and draped facing bust / + ЄnRICVS : DЄI : GRACIA : RЄX C (double annulet stops), three-towered castle; all within pentalobe; pellets-in annulets around, IAЄn below. Grierson, Coins of Medieval Europe 414; ME 1640; MEC 6, 691-5 var. (legends). Toned, some porosity, flan crack. VF.

From the Richard A. Jourdan Collection of Medieval European Coins. Ex Leonard O. Greenfield Collection (Triton XIII, 5 January 2010), lot 1944.