Watch List notes:

Troas, Alexandria Troas. Gallienus. A.D. 253-268. AE (20.4 mm, 4.75 g, 12 h). [IMP] LIC GALLIENV, laureate, draped and cuirassed bust right / COL AVG TRO, horse grazing right. Bellinger A451; SNG Copenhagen 204. Good VF, green patina.