Watch List notes:

KINGS of MACEDON. Antigonos II Gonatas. 277/6-239 BC. AR Tetradrachm (29mm, 17.05 g, 2h). In the name and types of Alexander III. Pella(?) mint. Struck circa 275-270 BC. Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; crested helmet in left field, monogram below throne and in exergue. Price 629; Mathisen, Administrative VI.1. VF, toned, minor roughness.

From the Colin E. Pitchfork Collection. Ex Gorny & Mosch 130 (8 March 2004), lot 1149.