Constantius I, as Caesar (293-305AD)
AE follis- 9,71 gram- 28 mm, Siscia mint, struck 296AD
obv: CONSTANTIVS NOB CAES, laureate head right
rev: GENIO POPV-LI ROMANI, Genius standing facing, head left, holding patera and cornucopiae, B in field, *SIS in exergue
RIC 98a