Kingdom of Bithynia, Prusias I AR Tetradrachm. Circa 238-183 BC. Diademed head right / Zeus standing left, holding wreath in right hand, lotus tipped sceptre in left; ΒΑΣΙΛΕΩΣ to right, ΠΡΟΥΣΙΟΥ to left; thunderbolt above two monograms to inner left. SNG Copenhagen 623; Jameson 1387 var. (monogram); BMC Pontus p. 209, 1-2 (same). 17.01g, 34mm, 12h.
Good Very Fine. Struck on a large flan. Lustre around the devices.