Constantine I AD 306-337 AE3 
Obv: IMP C FL VAL CONSTANTINVS P F AVG - Laureate head right Rev: HERCVLI VICTORI - Hercules standing right, leaning on club. Club draped with lion's skin. 
Exe: star over epsilon \ SMN Nicomedia mint: 

AD 313 = RIC VI, 75 var (v), page 567, was issued for Maximinus Daza only. 
5.00g.