Marcus Aurelius. As Caesar, AD 139-161. Æ Sestertius (31.5mm, 28.87 g, 12h). Rome mint. Struck under Antoninus Pius, AD 145. Bare head right / Minerva, wearing mantel made of skin of Amalthea goat, advancing right, brandishing javelin and holding shield. RIC III 1243a; Banti 291. Dark green-brown surfaces, a spot of red on obverse. VF.