. ; ; Polemo II and Julia Mamaea, Armenia, 60-64 AD. AE 21-22, 7.33g. RPC-3844 (4 spec.). Obv: ΒΑΣΙΛΕΩΣ ΜΕΓ Μ ΑΝΤΩΝΙΟΥ ΠΟΛΕΜΩΝΟΣ Diademed head of Polemo r. Rx: ΙΟΥΛΙΑΣ ΜΑΜΑΙΑΣ ΒΑΣΙΛΙΣΣΗΣ Diademed, draped bust of Julia Mamaea r. The Queen Julia Mamaea depicted on this coin was doubtless an ancestor of the later Roman empress Julia Mamaea, the mother of Severus Alexander (222-235 AD).. aEF