Marcus Aurelius, as Caesar, 139-161. Aureus (Gold, 21 mm, 7.00 g, 5 h), struck under his father-in-law, Antoninus Pius, Rome, 148-149. AVRELIVS CAESAR AVG P II F Bare head of Marcus to right. Rev. CONCORDIA TR POT III COS II Concordia standing facing, head turned to left, sheltering with her mantle, the standing figures of, on the left, Marcus Aurelius, and on the right, Faustina Junior; both with their heads turned toward Concordia. Biaggi -. Calicó 1820a. RIC -. Strack -. Extremely rare with COS II at the end of the legend rather than in the exergue. Some minor marks and scrapes, otherwise, about extremely fine.