Watch List notes:

THRACE. Byzantion. Circa 340-320 BC. Half Siglos (Silver, 13 mm, 2.31 g). ΠY Bull standing left on dolphin left. Rev. Quadripartite incuse square of mill sail pattern. HGC 3, 1390. Schönert-Geiss, Byzantion 256-590. Beautifully toned. The reverse struck somewhat off center, otherwise, very fine.