M AVR
ANTONINVS PIVS AVG (Translation: Marcus Aurelius Antoninus Pius Augustus. Marcus Aurelius Antoninus, the pious, emperor (Augustus).)
Reverse description
Caracalla, in military attire, on horse galloping right, holding raised spear in hand.
Reverse script
Latin
Reverse lettering
PONTIF
TR P XI COS III S C (Translation: Pontifex [Maximus], Tribunicia Potestate Undecima, Consul Tertium. Senatus Consultum. [High] priest, holder of tribunician power for the eleventh time, consul for the third time. Decree of the senate.)