Watch List notes:

Seleukid Empire, Antiochos III 'the Great' AR Tetradrachm. Uncertain mint, 223-187 BC. Diademed head to right / Apollo Delphios seated to left on omphalos, testing arrow with right hand and resting left hand on grounded bow; ΒΑΣΙΛΕΩΣ to right, ΑΝΤΙΟΧΟΥ to left, monogram to left, ΘE monogram to right. Cf. SC 1132.1 (Uncertain mint 68, no ΘE monogram). 16.65g, 27mm, 12h.

Very Fine. Apparently unpublished combination of monograms.

From the inventory of a UK dealer.