Watch List notes:

BITHYNIA, Kalchedon. Circa 260-220 BC. AR Tetradrachm (25.5mm, 16.99 g, 11h). In the name and types of Alexander III of Macedon. Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; monogram in left field, civic monogram below throne. Price 918 corr. (no royal title); Türkoğlu –; HGC 7, 520. VF.

From the Colin E. Pitchfork Collection, purchased from Classical Numismatic Group, 20 January 2003.