Obverse:

PHILIP ET MARIA D G R ANG FR NEA[P] HISP. Facing busts of Philip and Mary, crown above.

Reverse:

POSVIMVS DEVM ADIVTOREM NOSTRVM. Oval garnished shield with arms of Spain and England, crown dividing value mark XII above.

Fine abrasive scratches throughout, potentially from cleaning otherwise good fine or better details. 

From the S. Maguire Collection [bt M. Cooke, Aug 2015]