Watch List notes:

PTOLEMAIC KINGS of EGYPT. Ptolemy I Soter. As satrap, 323-305/4 BC. AR Tetradrachm (29.5mm, 17.02 g, 12h). In the name of Philip III of Macedon, types of Alexander III. Sidon mint. Dated RY 16 of Abdalonymos (318/7 BC). Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; Π (date) in left field, ΣI below throne. Price P177; Newell, Dated 47, dies XXIII/α; HGC 10, 270; DCA 878. Iridescent tone, a couple of minor flan flaws on obverse. EF.

From the Belgica Collection. Ex Elsen 119 (7 December 2013), lot 114.