Watch List notes:

SELEUKID EMPIRE. Seleukos I Nikator. Second satrapy and kingship, 312-281 BC. Æ (19.5mm, 7.54 g, 5h). Antioch on the Orontes mint. Struck circa late 280s BC. Winged head of Medusa right / Bull butting right; [Ξ in exergue]. SC 22.1; HGC 9, 107c. Dark brown patina, a few small deposits. VF.