BITHYNIA. Kalchedon. Circa 367/6-340 BC. Drachm (Silver, 15 mm, 3.74 g), Rhodian standard. KAΛX Bull standing left on grain ear; to left, kerykeion and monogram of ΔA. Rev. Quadripartite incuse square with stippled quarters. HGC 7, 511. RG 15. SNG BM Black Sea 104. Well centered and very sharply struck. Extremely fine.
From the Kleinkunst Collection and from the collection of Viscount Wimborne (as 'Outstanding Collection'), Leu 81, 16 May 2001, 240.