Obverse:

PILLELM REX. Crowned, facing bust with sceptre to right.

Reverse:

ÆSTAN ON PINCE. Cross pattée with annulet P A X S in angles.

About good very fine. Harvey dies Ef, with 4 examples traced, all of which are in institutions.

For reference see:

M. Biddle, Y. Harvey (2012) 'The Winchester Mint and Coins and Related Finds from the Excavations of 1961-71' Winchester Studies 8, Oxford University Press, pg 400-1.