326-328 AD., Constantinus I., Thessalonica mint, Follis, RIC 183.

Constantine I. (the Great), Thessalonica mint, first officina, 326-328 AD.,
Æ Follis (18-19 mm / 3,42 g),
Obv.: CONSTAN - TINVS AVG , his laureate head right.
Rev.: PROVIDEN - TIAE AVGG / S M TS A (in ex.) , camp gate with two turrets, six layers, no doors and a star above, dot in right field.
RIC VII, 518 (Thessalonica), 153 (C3) .