Watch List notes:

MS64 | Charles I (1603-1625), Civil War Issues, Royalist Oxford, Unite [of 20-Shillings], 1642, • CAROLVS : D : G : MAG : BRIT : FR : ET : HIB : REX • crowned and armoured three-quarter length bust left, holding dumpy sword and olive branch, XX behind, rev. : EXVRGAT : DEVS : DISSIPENTVR : INIMICI, three even plumes with bands above, RELIG : PROT : LEG | ANG : LIBER : PAR in two-lined scroll, 1642 below, 9.04g [139.6grns], 11h, no m.m. (HCN 279; Beresford-Jones, dies III/4; Brooker 845 same dies; Schneider II, 308 same dies; North 2386; Spink 2731), handsomely uniform and softly cabinet toned on a most pleasingly neat round flan, almost extremely fine, and very seldom seen in this wonderful state of preservation, in NGC 'Horace Hird' holder, graded MS64 (Cert. #6135299-050).
Provenance
A Lost Parcel from the Celebrated Horace Hird Collection
Dr F O Arnold, collection offered through Spink Numismatic Circular, February-March 1953
Philip Ziegler, collection part-purchased by Spink, 1947
Rashleigh, Sotheby's, June 1909, lot 879 - extremely fine and rare, and a very round piece

Estimate: £8000 - £12000