Watch List notes:

Henry VI first reign (1422-61), Halfgroat, Annulet-Trefoil sub issue, Calais, 1.79g, 3h, m.m. plain cross, annulets at neck, trefoil to left of crown and after posvi, annulet in one quarter (DIG 1/1, and pp. 78, obv. 1iii/rev.1 this coin; Whitton pp. 87 -; N.1429; S.1855), on a small flan and trefoil by crown somewhat faint, otherwise good fine, and extremely rare as a 'true' coin.
provenance
D I Greenhalgh, part III, DNW 106, 6 February 2013, lot 166
Estimate: £150 - £200