ATTICA. Athens. Circa 165-42 BC. New Style Tetradrachm , Stephanephoros, struck under the magistrates Ammonios, Kallias, and Byttakos.
Obv: Head of Athena Parthenos to right, wearing triple-crested Attic helmet adorned with Pegasos.
Rev. ΑΘΕ / AMM/ΩΝΙ/ΟΣ / ΚΑΛ/ΛΙΑΣ / ΒΥΤΤ/ΑΚΟΣ Owl standing facing on amphora; to right, two torches; on amphora, I, below amphora, ΠΕ . Thompson 593a. .

Weight 16,52 gr
Diameter:27 mm