PONTUS. Amisus. Antoninus Pius, 138-161. Tetrassarion (Bronze, 30 mm, 21.04 g, 7 h), CY 183 = 151/2. ΑY ΚΑΙ ΤΙ ΑΙ ΑΔΡΙ ΑΝΤⲰΝΙΝΟ[Ϲ ϹЄΒ] Bare-headed, draped and cuirassed bust of Antoninus Pius to right, seen from behind. Rev. ΑΜ[ΙϹΟY] ΕΛΕΥΘΕΡΑϹ / ΡΠΓ Tyche seated left, resting her right hand on rudder set on small head of Thalassa to left and holding cornucopiae in her left. RG 109. RPC IV.1 online 5320. Extremely rare and with an interesting and unusual reverse. About very fine.