Severus  Alexander. AE Sestertius, 30mm, 22.84 g. Struck 228 AD. 

IMP CAES M AVR SEV ALEXANDER AVG, laureate, draped bust right.
P M TR P VII COS II P P around, S-C across fields, emperor standing left by 
tripod altar, holding patera and scroll.

RIC IV 484; BMCRE 467; Cohen 358. 

With permission of Roma Numismatics E-Sale 17, Lot 823, April 2015.