Watch List notes:

KINGS of MACEDON. Antigonos II Gonatas. 277/6-239 BC. AR Tetradrachm (27mm, 16.78 g, 11h). 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, ΘE monogram below throne. Price 623; Mathisen, Administrative VI.7; HGC 3.1, 1040. Good VF, lightly toned, surfaces a bit grainy, scratch on reverse.

From the B. H. Webb Collection. Ex Classical Numismatic Group Electronic Auction 213 (1 July 2009), lot 74 (hammer $795).