Celtic. Europe, Kingdom Of Noricum. AR Tetradrachm, 1st-2nd Century BC. Samobor A Type.
 
Obv: Male head wearing three-strand pearl diadem to left, an interpretation of the portrait of Philip II taken from a Macedonia Tetradrachm. Rev: Horse of Epona prancing left.
 
Reference: Kostial. 166.
 
A nicely struck example of good metal, the reverse slightly off centre.