BITHYNIA. Nicaea. Valerian I, with Gallienus and Valerian II Caesar (253-260 AD).
AE Bronze (24.3mm 9.31g)
Obv: AYT OYAΛEPIANOC / ΓAΛΛIHNOC / OYAΛEPI/ANOC K / CEBBB Radiate, draped and cuirassed busts of Valerian I and Valerian II, on the left, facing radiate, draped and cuirassed bust of Gallienus, on the right.
Rev: MEΓICTΩN APICTΩN / NIKAIEΩN Three agonistic crowns, the outer two each containing a single palm frond, the central containing two.
BMC 151; RG 823; Weiser 262