Watch List notes:

SELEUKID KINGS OF SYRIA. Demetrios II Nikator, second reign, 129-126/5 BC. Tetradrachm (Silver, 26 mm, 16.55 g, 11 h), Damaskos, year 184 or 185 = 129/128 or 128/127. Diademed head right. Rev. ΒΑΣΙΛΕΩΣ ΔΗΜΗΤΡΙΟΥ ΘΕΟΥ ΝΙΚAΤΟΡΟΣ Zeus Nikephoros seated left; below throne, monogram of ΞΛ; [in exergue, ΔΠΡ or EΠP]. SC 2181.2b or 3b. Nicely toned. Struck on a tight flan, otherwise, very fine.

From the Stoecklin collection, Switzerland, acquired prior to 1981.