DEMOS, Auction 47, Lot 95 Greek Kings of Bithynia, Prusias II Cynegos Æ. Nikomedia mint, circa 182-149 BC. Ivy-wreathed head of Dionysos to right / The centaur Chiron walking to right, cloak over shoulder, playing lyre; BAΣΙΛΕΩΣ to right, ΠΡΟΥΣΙΟΥ to left, monogram between forelegs. Weight 5,91 gr - Diameter 20 mm.