Constantine I, AE Half Follis, 312-313, Group V, Class I (b), Rome, Officina 1
FL VAL CONSTANTINVS AVG
Laureate, cuirassed bust right
PACI P_E_RPET
Pax standing facing, head left, branch in right hand, scepter in left
XII in left field
RP in exergue
16mm, 2.35g