Watch List notes:

BITHYNIA, Kalchedon. Circa 367/6-340 BC. AR Drachm (15.5mm, 3.75 g). Rhodian standard. Bull standing left on grain ear; kerykeion and monogram to left / Quadripartite incuse square with stippled quarters. Türkoğlu S02a; HGC 7, 511. Lightly toned, some porosity, light scratches. Good VF.