Watch List notes:

Penny Offa, King of Mercia, Bust F variant, East Anglia, Obverse: Bust right OFFA REX, Reverse: Floriate Cross with lozenge centre, moneyer Wintred as S.906, North 302/1, 1.06 grammes, GVF on a full round flan, very rare thus

Estimate: 1500-3500 GBP