Thrace, Byzantion AR Drachm (Silver, 15 mm, 4.08g) ca 387/6-340 BC. Rhodian standard. Thrace, Byzantion AR Drachm (Silver, 15 mm, 4.08g) ca 387/6-340 BC. Rhodian standard.
Obv: ΠY, Bull standing left on dolphin left; to left, monogram.
Rev: Quadripartite incuse square with stippled quarters.
Ref: HGC 3.2, 1387. SNG BM Black Sea 10 var. (differing monogram).