Watch List notes:

Charles I in the name of Charles II (1625-49), Octagonal Shilling, February-24 March 1648/49, Civil War issues, Pontefract, 4.51g, 5h, carolvs : secvndvs : 1648, castle gateway, obs to left, cannon protruding to right, flag above on tower dividing p c, rev. crowned cr, dvm : spiro : spero (Brooker 1234 same dies; Hird 279 same dies; N.2648; S.3150), a pleasingly well-struck example of this much sought after obsidional coinage, almost extremely fine, rare thus, the first issue in the name of the future Charles II.
provenance
Baldwin 96, 24 September 2015, lot 3373
Davissons 16, 12 March 2002, lot 244
H Manville, Spink 154, 12 July 2001, lot 1
SCMB, October 1959, ref. SP11 - £17.10.0

Estimate: £6,000 - £8,000