Marcus Aurelius. As Caesar, AD 139-161. Æ Sestertius (31mm, 24.35 g, 12h). Rome mint. Struck under Antoninus Pius, AD 140-144. Bare head right / Emblems of the pontificate: sescepita, aspergillum, capis, lituus, and simpulum. RIC III 1234a (Pius); Banti 230. Fine, dark brown and tan surfaces with patches of green and red, rough in spots, patina scraped to bare metal in spots.