Seleukid Empire, Seleukos I Nikator, Babylon I, AR tetradrachm (Silver, 16.77g, 25mm). In the name and types of Alexande

Seleukid Empire, Seleukos I Nikator, Babylon I, AR tetradrachm (Silver, 16.77g, 25mm). In the name and types of Alexander III of Macedon, ca. 311-300 BC.
Obv: Head of Herakles to right, wearing lion skin headdress
Rev: Zeus Aëtophoros seated to left, holding sceptre; BAΣIΛEΩΣ below, AΛEΞANΔPOY to right, monogram AP in wreath in left field, X below throne.
Ref: Price 3747var. (monogram)

Year: 311-300 BC
Diameter: 25 mm
Weight: 16.77 g
Material: Silver