Watch List notes:

KINGS of MACEDON. Antigonos II Gonatas. 277/6-239 BC. AR Tetradrachm (26.5mm, 16.50 g, 5h). In the name and types of Alexander III. Amphipolis mint. Struck circa 277/6-275 BC. Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; crescent and monogram in left field, monogram below throne. Price 613 var. (second monogram to left); Mathisen, Administrative, Group III, 7 var. (same). Minor porosity. VF.