MYSIA. Pergamum. Gallienus, 253-268. Hexassarion (?) (Orichalcum, 34 mm, 16.99 g, 6 h), Homonoia with Ephesus, Sextos Klaudios Seilianos, magistrate. AΥT•K•Π•ΛIKI• •ΓAΛΛIHNOC Laureate, draped and cuirassed bust of Gallienus to right, seen from behind. Rev. ЄΠI•CЄΞ•KΛ•CЄIΛI/ANO/•Υ• - ΠЄΡΓAMHN/ΩN // KAI ЄΦECIΩN / OMON Facing cult statues of Asklepios, on the left and leaning right on serpent-entwined staff, and of Artemis Ephesia, on the right with supports. Franke/Nollé 15836 = SNG Paris 2302 (same dies). Rare and with a delightful turquoise patina. Light doubling on the reverse. Extremely fine.