MYSIA. Cyzicus. Valerian I, 253-260. Tetrassarion (?) (Bronze, 25 mm, 8.07 g, 6 h). AY K ΛIKI OYAΛЄPIANOC Laureate, draped and cuirassed bust of Valerian I to right. Rev. KYZIKHNΩN NЄOKOPΩN Athena standing front, head to right, holding spear in her right hand and placing her left on shield set on ground. BMC -. SNG Copenhagen -. SNG Leypold -. SNG Paris 857 (same dies). SNG von Aulock -. Very rare and perhaps the finest known. Extremely fine.