Watch List notes:

Bithynia, Kalchedon AR Siglos. Circa 340-320 BC. Bull standing to left on grain ear; KAΛX above / Quadripartite incuse square in mill-sail pattern. SNG BM Black Sea 112-7; SNG Copenhagen 348; HGC 7, 517. 5.36g, 17mm.

Near Extremely Fine.

From a private European collection;
Acquired from Savoca Numismatik GmbH & Co. KG.