Thrace, Byzantion 1/5 Siglos. Circa 340-320 BC.

Obv: ΠΥ, Bull standing left on dolphin left, right foreleg raised,
monogram above the old Corinthian form of Β
Rev: Quadripartite incuse square of mill sail pattern.

SNG BM Black Sea 36-41.

Silver.
Weight: 2.46 gr.
Diameter: 14.3 mm.