Watch List notes:

KINGS of MACEDON. temp. Antigonos I Monophthalmos – Ptolemy I Soter. Circa 317-300 BC. AR Tetradrachm (26.5mm, 17.02 g, 1h). In the name and types of Alexander III of Macedon. Uncertain mint in Phoenicia or Syria. Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; in left field, Corinthian helmet left above Σ. Price 3576 var. (position of Σ); Arena 31. Near EF, toned, mount removed from edge. Extremely rare, only the BM piece published.

From the Colin E. Pitchfork Collection.