Watch List notes:

Greco-Baktrian Kingdom, Eukratides I Megas AR Tetradrachm. Indo-Skythian imitation, circa 170-145 BC. Diademed and draped bust to right, wearing crested helmet adorned with bull's horn and ear; all within bead-and-reel border / The Dioskouroi on horses prancing to right, each holding spear and palm; BAΣΙΛΕΩΣ ΜΕΓΑΛOY above, ΕΥΚIΑΤI[ΔΟΥ] below, NA in right field. Senior A19.1bT; for prototype, cf. Bopearachchi 6, Mitchiner 177 & HGC 12, 131. 15.74g, 36mm, 12h.

Good Very Fine; some scratches to rev.

From the inventory of a UK dealer;
Ex Gorny & Mosch Giessener Münzhandlung, Auction 101, 6 March 2000, lot 504.