BITHYNIA. Kalchedon. Tetradrachm (Circa 367/6-340 BC).

Obv: KAΛX.
Bull standing left on grain ear right; monogram to left.
Rev: Quadripartite incuse square with stippled surface.

RG 14; SNG BM Black Sea 93-9 var. (monogram); SNG Copenhagen 351 var. (same); HGC 7, 509.

Condition: Very fine.

Weight: 14.79 g.
Diameter: 23 mm.