Watch List notes:

Charles I (1625-1649), Group I, Halfcrown, 1625, Type 1a², Tower (under King), King on horseback left, plume on head dress and atop caparison, no ground line, stops flank m.m., reads MAG BRI FRA ET HI REX, rev. (m.m.) CHRI | STO AV | SPICE | REGNO, square-topped and garnished shield over cross fourchée, 13.88g, 6h, m.m. lis (Hawkins 1a²; Francis 1a; Brooker 278/280 same dies; North 2202; Spink 2764), same obverse die as previous two lots, the reverse die transitional from the type 1a¹, otherwise lightly porous on account of being a reported river find, a broad flan, fair to fine, rare.
Provenance
Reportedly recovered from the River Thames [acquired, April 1994]
Estimate: £60 - £100