Severus Alexander (222-235). AR Denarius, c. 222-228 AD. Obv. IMP C M AVR SEV ALEXAND AVG. Laureate, draped and cuirassed bust right. Rev. PROVIDENTIA AVG. Providentia standing left, holding wand over globe and sceptre. RIC IV 173; C. 498. 3.55 g. 19.00 mm. Virtually as struck, with bright grounds. EF.