Electrotype: Seleukid Empire, Antiochos I Soter AR Tetradrachm. Unknown maker, likely British Museum electrotype. Seleukeia on the Tigris, circa 281-261 BC. Diademed head to right / Apollo Delphios seated to left on omphalos, testing arrow and resting left hand on grounded bow; ΒΑΣΙΛΕΩΣ to right, ΑΝΤΙΟΧΟΥ to left, ΠA monogram to outer left, HP monogram to outer right. Head, Guide V.A, 14; for prototype, cf. SC 378.3; BMC 3, Pl. III, 3. 17.61g, 30mm, 9h. Condition as seen. From a private English collection; Ex Derek Aldred Collection.