Watch List notes:

PTOLEMAIC KINGS of EGYPT. Ptolemy I Soter. As satrap, 323-305/4 BC, or king, 305/4-282 BC. AR Tetradrachm (27mm, 15.68 g, 2h). Ptolemaic standard. In the name of Alexander III of Macedon. Alexandreia mint. Struck circa 306-300 BC. Diademed head of the deified Alexander right, wearing elephant skin / Athena Alkidemos advancing right; ΘE monogram to left; to right, Corinthian helmet right, ΔI, and eagle standing right on thunderbolt. CPE 73; Svoronos 177; Zervos Issue 33; SNG Copenhagen –. Struck on a broad flan and beautifully toned. In NGC encapsulation 5872733-055, graded AU★, Strike: 4/5, Surface: 4/5, overstruck. Traces of undertype visible.

From the Robert W. Bartlett Bequest Sold for the Benefit of the American Numismatic Society. Ex Malter XXXII (30 November 1985), lot 177.