Tetradrachm of Seleucus I, Seleuceia on the Tigris
r. 305-281 BCE
Seleucus I Nikator
Greek
Obv.: Head of youthful Herakles r.wearing lion's skin. Border of dots.
Rev.: Zeus seated l. on throne, holding eagle in r. hand, and scepter in l.; monograms; on r., SELEUKOU; in exergue, BASILE[US].
Silver
Seleucid period