Antoninus Pius with Marcus Aurelius as Caesar (139-161). AR Denarius. Struck 140-144 AD. Obv. ANTONINVS AVG PIVS P P TR P COS III. Laureate bust of Antoninus Pius right. Rev. AVRELIVS CAESAR AVG PII F COS. Bareheaded and draped bust of Marcus Aurelius. RIC III 417a. 3.45 g. 18.00 mm. R. Choice example, virtually uncirculated. Flan cracks. Good EF. Encapsulated by Classical Coin Grading MS 65.