Marcus Aurelius (161-180 AD). Rome
AR Denarius (17.5mm 2.63g)
Obv: ANTONINVS AVG ARMENIACVS. Laureate head to right
Rev: P M TR P XVIII IMP II COS III. Mars standing right, holding spear and resting his left hand on shield set on ground to his right.
BMC 264; RIC 92; RSC 469