Kings of Bithynia, Prusias I or II (ca 230-149 BC) AE (Bronze, 1,97g, 14mm)
Obv: Helmeted and winged head of Ares right.
Rev: ΒΑΣΙΛΕΩΣ / ΠΡΟΥΣΙΟΥ, Trophy.
Ref: BMC - (cf. 20; Athena); SNG von Aulock -; SNG Copenhagen -; SNG Marc Bar -; Lindgren 201B (corr.); cf. G&M 196/1592.