Constantius II (337-361), AE Centenionalis, issued 351-355. Nicomedia, 4.99g, 23mm.
Obv: D N CONSTAN-TIVS P F AVG, pearl-diademed, draped, and cuirassed bust right.
Rev: FEL TEMP RE-PARATIO, helmeted soldier, brandishing spear and shield, spearing falling horseman, who falls on the neck of his horse while reaching up; Γ in left field, SMNE in ex.
RIC VIII 84.
Excellent obverse.