Seleukid Kingdom. Seleukos I Nikator. 312-281 B.C. AR obol (10.2 mm, 0.53 g, 7 h). Aï Khanoum mint, struck ca. 286 B.C. Laureate head of Zeus right / ΒΑΣΙΛΕΩΣ ΣΕΛΕΥΚΟΥ, Athena driving biga of horned elephants right, brandishing spear and shield; Δ in circle above. SC 283b; ESM 670; SNG Spaer 174 var. (monogram above elephant). aVF. Scarce.