Constantius I Ae Quarter-Nummus. Siscia, AD 305-306.
IMP C CONSTANTIVS P F AVG, laureate head r. Rev., GENIO POPVLI ROMANI, Genius standing left, with modius on head and chlamys over shoulder, holding patera and cornucopiae; SIS in exergue. RIC 170a
Weight: 1.89g
Diameter: 17mm