Watch List notes:

BITHYNIA. Nicaea. Commodus, 177-192. Tetrassarion (Bronze, 27 mm, 13.53 g, 8 h). Α Κ Μ ΑY ΚΟΜ ΑΝΤΩΝΙΝ Laureate head of Commodus to right. Rev. NIKAIEWN Draped bust of Sarapis wearing kalathos to right. RPC IV online 6001 (1 specimen). Extremely rare. Rough surfaces, otherwise, about very fine.