James II (1685-1691), Halfcrown, 1690 Mar:, Dublin, reads MAO for MAG, 14.29g/12h (S 6579MMM; DF –). Heavy scratch on face and others in obverse field, surface verdigris both sides, otherwise good fine and the error clear, rare £80-100

Provenance: T.M. Turner Collection, Glendining Auction, 19 March 1986, lot 334 (part)