Paphlagonia
Sinope. Circa 425-410 BC. Drachm (Silver, 19 mm, 6.12 g, 6 h). Head of a sea eagle to left; below, dolphin swimming to left. Rev. Quadripartite incuse square composed of two raised and two sunken squares; within one of the sunken squares, Δ. HGC 7, 388. SNG Black Sea 1367-9. SNG von Aulock 6835 var. Toned, in high relief and with a dramatic eagle's head of the very finest style, closely reminiscent to the nearly contemporary eagles' heads from Olympia (as BCD 77/BMC 40/Seltman 154). One of the finest of all existing eagle-head drachms of Sinope. Extremely fine.

Ex Hess-Divo 329, 17 November 2015, 84, Numismatic Fine Arts XVIII, 31 March 1987, 169, from the R. A. van Every Collection, Bank Leu 15, 5 May 1976, 272 (there bought by the late R. J. Myers) and ex Glendining, 9 July 1963, 97.