Watch List notes:

PTOLEMAIC KINGS of EGYPT. Ptolemy I Soter. 305-282 BC. Æ Diobol (27mm, 18.17 g). Alexandreia mint. Struck after 294 BC. Laureate head of Zeus right / Eagle with spread wings, standing left on thunderbolt, A over ΠAP monogram on left. CPE B60 var. (monogram); Svoronos 279 var. (same), cf. 255 for same monogram on tetradrachm; cf. SNG Copenhagen 70-71. Near EF, dark brown patina, earthen deposits.