Watch List notes:

Mercia, Offa (757-96), light coinage, c.780-792, Penny, 1.12g, portrait type, London, Ibba, large bare headed bust right, looking up, ibba before, rev. o / f / r / m, uncial m, in angles of a lozenge cross fleury (cf Blunt 62, Chick 52; cf N.300; S.905), porous obverse surfaces, a remarkable and unusual bust, good reverse surfaces, nearly very fine / good very fine, very rare.