Severus Alexander (222-235). AE Sestertius, Rome mint, 231-235. Obv. IMP ALEXANDER PIVS AVG. Bust of Severus Alexander, laureate, draped, cuirassed, right. Rev. MARS VLTOR S C. Mars, helmeted, walking right, carrying spear in right hand and shield in left hand. RIC IV Severus Alexander 635d. 23.47 g. 30.00 mm. Dark olive green patina with reddish brown spots. Good VF.