Severus Alexander (222-235). AR Denarius, Rome mint, 222-228. Obv. IMP C M AVR SEV ALEXAND AVG. Bust of Severus Alexander, laureate, draped, right. Rev. PAX AETERNA AVG. Pax, draped, standing left, holding olive-branch in right hand and sceptre in left hand. RIC IV Severus Alexander 165c. AR. 2.37 g. 20.00 mm. Interesting issue struck form a defective die: in the revese legend the A at the end of AETERNA is missing, despite having place for it. VF.