BITHYNIA. Prusa ad Olympum. Caracalla, 198-217. Diassarion (Bronze, 23 mm, 5.85 g, 1 h). AYT•K•M•AYP•ANTΩNINOC•CЄBA Laureate head of Caracalla to right. Rev. ΠPOYCAЄΩN Herakles standing right, fighting the Nemean lion; to left, club and bow. BMC -. RG 101. SNG Copenhagen -. SNG von Aulock -. Extremely rare. Somewhat rough, otherwise, very fine.