Watch List notes:

Ptolemaic Kingdom, Alexandria. Ptolemy VI & VIII.. Joint Reign, 170-164 B.C. AE 19 hemiobol (19.1 mm, 7.63 g, 11 h). Alexandria mint. Head of Zeus-Ammon right / ΠΤΟΛ[ΕΜΑΙΟΥ] ΒΑΣΙΛΕΩΣ, two eagles standing left on thunderbolt, wings close; in left field, cornucopiae. Svoronos 1426. Good VF, sharp features, somewhat iregular flan, brown patina.

Lorber and Faucher say this is probably from an earlier era, Ptolemy IV-V