This type is only listed in RIC VI for Maximinus. It should be RIC VI Nicomedia 75c. It sold for $129.65
Constantine I
A.D. 312
21mm 3.8gm
IMP C FL VAL CONSTANTINVS P F AVG; laureate head right.
HERCVLI VICTORI; Hercules standing right, right hand behind back, left leaning on club covered by lion’s skin; in left field ✶ over E.
in ex. SMN
Nicomedia