310-313 AD., Constantinus I., Treveri mint, Follis, RIC 862.

Constantinus I. (Constantine), Treveri (Trier) mint, emission 14, officina 1, 310-313 AD.,
Æ Follis (23-24 mm / 4,21 g),
Obv.: CONSTANTINVS P F AVG , laureate and cuirassed bust of Constantinus right. (RIC obv. type 1dB)
Rev.: MARTI CON - SERVATORI / T - F / P TR , Mars, helmeted, standing right, his right hand leaning on reversed spear, left resting shield on ground. (T F = temporum felicitas).
RIC VI, 226, 862 (C2) .