Watch List notes:

KINGS of MACEDON. Antigonos II Gonatas. 277/6-239 BC. AR Tetradrachm (25mm, 16.98 g, 7h). In the name and types of Alexander III. Amphipolis mint. Struck circa 275-272/1 BC. Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; Macedonian helmet in left field, HΛ monogram below throne, EK monogram in exergue. Price 630; Mathisen, Administrative VI.2; HGC 3, 1040. Good VF, toned, struck with worn obverse die, scratches on reverse.

From the Colin E. Pitchfork Collection, purchased from Spink, 16 December 1993.