PHRYGIA. Prymnessus. Marcus Aurelius, 161-180. Hemiassarion (Orichalcum, 20 mm, 2.37 g, 1 h), Herak... Nige..., hiereus. AYT ANTΩ ΠPYMNHCCЄIC Laureate head of Marcus Aurelius to right. Rev. ЄΠI IЄPЄΩC HPAK NIΓ Serapis seated left, placing his right hand on kerberos and holding scepter in his left. RPC IV online 1915 = Von Aulock, Phrygien II, 1085 (same dies ). Of the highest rarity, apparently the second known example. Flan crack, otherwise, very fine.