Watch List notes:

BITHYNIA, Kalchedon. Circa 367/6-340 BC. AR Hemidrachm (10mm, 1.67 g, 6h). Forepart of bull standing left [on grain ear]; [control mark to left] / RG 16; HGC 7, 514; cf. SNG BM Black Sea 109–11. VF, find patina, obverse off center, small flan flaw on obverse. Rare.