Watch List notes:

Henry IV or V, Halfgroat, Light Coinage, Tower, class A, 1.54g, 2h, m.m. pierced cross pattée with pellet centre (on obv. only), emaciated bust, no marks by crown, rev. no saltire after posvi (DIG 1/3; Potter 1ii/1; N.1389; S.1768), slightly double-struck and clipped small, a strict fine, but extremely rare, five examples known to Greenhalgh, of which three are in institutions.
provenance
D I Greenhalgh, DNW 99, 14 March 2012, lot 64 - £1,450
Estimate: £1,200 - £1,500