Severus Alexander. Denarius; Severus Alexander; 222-235 AD. Rome, 222 AD, Denarius, 3.19g. BM-27, RIC-7, RSC-208a. Obv: IMP C M AVR SEV ALEXAND AVG Bust laureate, draped, cuirassed r. Rx: P M TR P - COS P P Mars standing l. holding branch and spear with point downwards. Acquired by previous owner in 1990.. Virtually MS