Watch List notes:

Greece. Kings of Macedon. Alexander III (336-323 BC.). AR Tetradrachm. Kalchedon mint, Bithynia. Struck c. 260-220 BC. Obv. Head of Herakles right, wearing lion's skin. Rev. ΑΛEΞANΔPOY. Zeus Aetophoros seated left; monogram in left field, civic monogram below throne. Price 918 (Calciatis). AR. g. 16.81 mm. 28.00 R. EF. For the attribution of this rare issue to Kalchedon, see U. Wartenberg and J. Kagan, 'Some comments on a new hoard from the Balkan area' in Travaux Le Rider. An impressive example, perfectly struck in high relief, superb and lovely toned.