BITHYNIA. Nicomedia. Marcus Aurelius, 161-180. Triassarion (Orichalcum, 25 mm, 8.70 g, 7 h). ΑYΤ Κ Μ ΑYΡ ΑΝΤΩΝЄIΝΟϹ Bare-headed, draped and cuirassed bust of Marcus Aurelius to right, seen from behind. Rev. ΜΗΤΡ ΝЄΩ ΝЄΙΚΟΜΗΔΙΑϹ Nike advancing right, holding wreath in her right hand and palm frond in her left. RPC IV.1 online 11810 (this coin). Apparently unique. About very fine.
Ex Auctiones E-Auction 49, 26 June 2016, 37.