Watch List notes:

Ptolemaic Kingdom of Egypt, Ptolemy I Soter Æ Diobol. Alexandria, after 294 BC. Laureate head of Zeus right / ΒΑΣΙΛΕΩΣ ΠΤΟΛΕΜΑΙΟΥ, eagle with wings spread, standing left on thunderbolt; AΓ monogram above N to left. CPE B99; Svoronos 295. 17.24g, 28mm, 1h.

Very Fine. Extremely Rare; only three examples listed by Svoronos and no others on CoinArchives.

From the inventory of a UK dealer.