Watch List notes:

CARIA. Aphrodisias. Gallienus, 253-268. Tetrassarion (?) (Bronze, 29 mm, 9.57 g, 6 h), circa 255-268. AY K ΠO ΓAΛΛIHNOC Radiate, helmeted, draped and cuirassed bust of Gallienus to left, holding spear and shield. Rev. AΦPOΔЄI/CIЄΩN Gallienus on horseback right, thrusting spear. BMC 136. MacDonald, Aphrodisias, Type 225 (O274/R516). Very rare. Light smoothing, otherwise, about extremely fine.