Constantine I, AE follis, AD 325-326, Arles, 

CONSTAN-TINVS AVG, Laureate head right 
PROVIDEN_TIAE AVGG, Campgate with six rows, two turrets, no doors, star above.

Mintmark SA crescent RL.

RIC VII Arles 286; Sear 16244

With permission of Zach of beastcoins.com.
Ex Keith Metzer Collection