Caracalla, AE Sestertius, Struck 211 AD. 23.66 g. 

Obv: M AVREL ANTONINVS PIVS AVG GERM, laureate, draped,
 cuirassed bust right
Rev: PM TRP XVII IMP III COS IIII P P, S-C, Caracalla, in 
military dress, standing right on platform with two
officers, right hand raised, haranguing two soldiers holding
standards and shields, a third soldier holding spear.

RIC IV-1 525; Cohen 275 ; BMC RE V, 264
Very rare
ex-Eva Pfirter Nicolas.
September, 2009