Marcus Aurelius. AR Denarius 19mm; 3.39g. AD 169–170. 

M ANTONINVS AVG TR P XXIIII, laureate head right.
COS III Minerva, helmeted, draped, walking right, 
brandishing javelin in right hand and holding shield 
on left arm.

RIC 211; BMCRE 509; RSC 123.

With permission of cngcoins.com, the AK Collection.