Severus Alexander AD 222-235. Sestertius (AE; 28-29mm; 14.91g; 1h) 222-231. IMP SEV ALE-XANDER AVG Laureate bust of Severus Alexander to right. Rev. ROMAE AE-TERNAE / S C (in exergue) Roma helmeted, draped to feet, seated left on low seat, holding Victory in extended right hand and vertical sceptre in left; round shield in front of seat. Rare.
BMCRE VI p. 163, 517 and pl.17; C. 520; RIC IV, II p. 118, 602.