Severus Alexander. AE Sestertius. 23.81g; 31mm. 

IMP CAES M AVR SEV ALEXANDER AVG, laureate, draped bust right, 
seen from the back

PONTIF MAX TR P II COS P P S-C, Pax seated left, holding branch 
and sceptre. 

RIC 402; Cohen 466.

With permission of Roma Numismatics, November, 2009