Antoninus Pius (138-161). BI Tetradrachm, Alexandria mint, Egypt. Dated RY 17 (153/154 AD). Obv. Laureate head right. Rev. Eirene standing left, holding grain ears and caduceus; in field, LIZ. BMC 960 var.(date). BI. g. 13.52 mm. 22.00 Very good metal for issue. Prettily toned. Good VF.