Ancient Greece Seleukid Kingdom Seleukos I Nikator AR Tetradrachm 312

Ancient Greece Seleukid Kingdom Seleukos I Nikator AR Tetradrachm 312 - 281 BC (ND)
HGC 9, 18a.; Silver 17.30 g.; Obv: Laureate head of Zeus right / Rev: ΒΑΣΙΛΕΩΣ / ΣΕΛΕΥΚΟΥ. Athena, holding spear and shield, driving quadriga of elephants right; anchor above; XF