Watch List notes:

(x) Mercia, Offa (757-796), Penny, 1.12g, 5h, light coinage with portrait, c.779-792/3, London, Ealmund, + offa rex +, lozenge o, legends starts at nine o'clock, draped bust right, breaking beaded inner circle, rev. + e - al - mv - nd, in angles of large lozenge cross with incurved sides, cross botonée at centre (Chick 48c this coin; N.307; S.905), centres flat, good fine.
Provenance:
Spink Numismatic Circular, February 1992, no.132
Sotheby, 4 October 1990, lot 396
Sotheby, 13 February 1986, lot 18
Bonhams, 4 December 1980, lot 703
Estimate: £800 - £1,000