Constantinus I Follis, struck AD 315-316 at Lugdunum (Lyon) mint.
Obv: IMP CONSTANTINVS AVG, laureate and draped bust right.
Rev: SOLI INVICTO COMITI / PLC (in exergue) / A - S (in fields), Sol standing left, holding globe, right hand raised.
2,91 g, 19 mm.
RIC 53, B.609 pl. LXVI