Silver, 4.06 grams, 19.97 mm. Ekbatana. 70-55 BC. Obverse: bare-headed bust left with short beard wearing diadem and necklace with central medallion. Reverse: BASILEWS MEGALOY (above) ARSAKOY (right) DIKLIOY EPIFANOVS (below), QEOU EYPATOROS FILELLHNOS (left), Arsakes seated right with bow, unclear monogram to right. BMC 25; Sellwood 41; Sear 7424. About extremely fine. A significant coin which has been published on wildwinds.com