Watch List notes:

BITHYNIA, Kalchedon. Circa 367/6-340 BC. AR Drachm (15mm, 3.64 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, minor flatness on head. Good VF.