Obverse:

[S]TEFNE REX. Crowned bust r. holding sceptre in right hand. Collar of annulets.

Reverse:

SANSV[NI ON] ANT. Cross moline with fleur in each angle. Annulet centre.

A few light marks otherwise very fine, toned and very rare. 

Found near Caistor, Lincolnshire, 2013 and registered on EMC 2013.0223