Aemilian. AE Sestertius. AD 253. 28mm, 14.54 g. Rome mint. 

IMP CAES AEMILIANVS P F AVG, laureate, draped and cuirassed bust right.
PM TR P I PP S-C, Aemilian standing left by altar, holding patera 
and spear; standard in background.

RIC IV 47a; Banti 9; Cohen 36; Sear 9857 var (obv. legend). 
Rare. 
Estimate: 200 USD

With permission of cngcoins.com, April 2013.