Watch List notes:

THRACE, Byzantion. Circa 387/6-340 BC. AR Half Siglos (14mm, 2.50 g). Persic standard. Bull standing left on dolphin left / Quadripartite incuse square. Schönert-Geiss, Byzantion 256–590; HGC 3, 1390. Toned, small flan flaw in field on obverse. VF.