Marcus Aurelius, AE Sestertius, December 163-December 164, Rome
M AVREL ANTONINVS-AVG ARMENIACVS P M Laureate head right TR P XVIII-IMP II COS III Mars, helmeted, standing right, reversed vertical spear in right hand, left hand resting on shield behind at right S | C across fields 31mm x 33mm, 24.21g