Nero AE Sestertius, 66 AD. 

Obv: IMP NERO CLAVD CAESAR AVG GER PM TR PPP, laureate head left
Rev: Roma, helmeted and in military dress, seated left on 
cuirass, holding Victory, resting on shield, various arms 
behind and around seat, ROMA in ex. 

RIC I 332; BMC 163A. Rare (R2).

With permission of Roma Numismatics, June 2009