Watch List notes:

The Isladulcie Collection | Henry VI, First Reign (1422-1461), Leaf-Trefoil/Trefoil issue mule, Halfgroat, Tower, leaf on breast, seven arcs to tressure, rev. trefoil after POSVI and DEVM, 1.78g, 8h, m.m. cross fleury [on obv. only] (DIG 6/1; Whitton 29, 31/–; North 1488/ –; Spink 1911A), almost very fine, very rare.
provenance
D I Greenhalgh, part I, DNW 99, 14 March 2012, lot 107
Glendining Auction, 8 December 1992, lot 334 (part)
Reigate Hoard, 1990

Estimate: £300 - £400