Severus Alexander, Rome mint, 226 AD.,
Denarius (18-19 mm / 2.87 g),
Obv.: IMP C M AVR SEV - ALEXAND AVG , laureate, draped bust of Severus Alexander right, seen from behind.
Rev.: P M TR P V - CO-S II P P , Mars walking right, carrying spear and trophy.
RIC 53 ; C. 281 .