Silver denarius, 20mm, 3.22gm, issued AD 222-228 Rome mint.
Obv: IMP C M AVR SEV ALEXAND AVG, Laureate, draped bust right.
Rev: FIDES MILITVM, Fides standing right, holding standard and vexillum.
References: Sear 7864, RIC 139, RSC 52.
Toned.