Watch List notes:

Commonwealth (1649-60), Halfcrown, 1656, m.m. sun, 14.85g, extra stop in th.e., shield of England within palm and laurel wreath, rev. conjoined shields of England and Ireland, mark of value above (ESC 53 {437A} [R4]; N.2722; S.3215), slightly double-struck, very fine, very rare error
provenance:. Bt. Baldwin, 24 July 1985, £500

Estimate: £800.00-£1,000.00