BITHYNIA. Tium. Pseudo-autonomous issue. Diassarion (Orichalcum, 23 mm, 5.72 g, 1 h), circa 222-238. TЄIOC Youthful head of the eponymous hero Teios to right, wearing tainia; on neck, countermark of Δ within round incuse (revalued as tetrassarion). Rev. TIANΩN Dionysos standing front, head to left, holding kantharos in his right hand and thyrsos with his left. RPC VI online 3625 (this coin). For countermark, Howgego 789. Extremely rare. Very fine.
From the Ktistes Collection, ex CNG E-Auction 77, 12 November 2003, 69.