Watch List notes:

PTOLEMAIC KINGS of EGYPT. Ptolemy I Soter. As satrap, 323-305/4 BC, or king, 305/4-282 BC. AR Tetradrachm (29mm, 15.53 g, 12h). 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 headdress / Athena Alkidemos advancing right; to right, Corinthian helmet, monogram, and eagle standing right on thunderbolt. CPE 69; Svoronos 162; Zervos Issue 28, dies 454/b; SNG Copenhagen 29. Toned, graffiti (M and A) in field on reverse. VF.

From the Lampasas Collection. Ex Classical Numismatic Group Electronic Auction 314 (6 November 2013), lot 184.