Alexander I Balas, 150-140 BC, bronze of 20 mm, 7.60 gm. 
Apamea in Phrygia as a quasi Municipal issue, 150/149 
BC.
Obverse: Diademed head of Alexander Balas to right.
Reverse: Zeus holds Corinthian helmet. Countermark of branch.
Reference: cf. Spaer (SNG Israel) 1487.
Quite a scarce coin.