Marcus Aurelius, as Caesar, 139-161 AD. AE As (26 mm, 10,37 g.). Rome, 156 AD. AVRELIVS CAES ANTON AVG PII F, bare head to right. Rev. TR POT X COS II, Pietas standing to left, holding box and dropping incense onto lit altar; S-C across fields. RIC III 1333 (Pius); BMCRE 2010. Slightly off center, otherwise about good very fine. Rare variety.