Marcus Aurelius, 161-180. Denarius (Silver, 18 mm, 3.20 g, 6 h), Rome, 171-172. M ANTONINVS AVG TR P XXVI Bare head of Marcus Aurelius to right. Rev. IMP VI COS III Mars standing right, holding spear with his right hand and resting his left on shield set on ground. BMC 555. Cohen 290. RIC 261. Extremely fine.