BITHYNIA. Nicomedia. Tranquillina, Augusta, 241-244. Diassarion (Bronze, 22 mm, 5.01 g, 1 h). CΑΒΕΙΝΙΑ ΤΡΑΝΚΥΛΛΕ Diademed and draped bust of Traquillina to right. Rev. ΝΙΚΟΜΗΔΕΩΝ ΔΙC ΝΕΩΚΟ-Ρ/Ω-И Coiled serpent (Glykon) with bearded head to right. BMC -. H. Güney: Unpublished Coins of Nicomedia, in: NC 176 (2016), -. RG -. RPC VII.2 online -. Apparently unpublished. Earthen deposits, otherwise, very fine.