Bithynia, Kalchedon Æ 11mm. Circa 357-320 BC. Astragalos / KAΛX, grain ear with two leaves. SNG BM Black Sea 147; RG 20; HGC 7, 547. 1.46g, 11mm, 10h.
Very Fine. Extremely Rare; no other examples on CoinArchives.
From the inventory of a German dealer.