MYSIA. Pergamon. Circa 270/60-230/25 BC. Chalkous (Bronze, 11 mm, 1.22 g, 6 h). Head of Athena to right, wearing crested Attic helmet. Rev. ΠEΡΓ Two stars; above, Θ. SNG Paris 158. Minor porosity and the obverse struck slightly off center, otherwise, very fine.
From an American collection, formed before 2021.