Watch List notes:

IONIA. Ephesus. Valerian II, Caesar, 256-258. Assarion (Bronze, 20 mm, 3.42 g, 6 h). ΚΟΡ ΟΥΑΛЄΡΙΑΝΟC KAI Laureate and draped bust of Valerian II to right, seen from behind. Rev. EΦEϹΙΩΝ Two nude children playing with astragali; behind them in the back, facing cult statue of Artemis Ephesia; to upper left and right, star and crescent. Karwiese 1218. RPC VI online 5066 corr. (misdescribed as 'Maximus'). SNG Copenhagen 539. Some roughness, otherwise, nearly very fine.