Watch List notes:

Seleukid Kingdom. Antiochos VII Euergetes. 138-129 B.C. AE 21 (21 mm, 11.61 g, 9 h). Antioch on the Orontes mint, Dated SE 174 (139/8 B.C.) Prow of galley right; pileoi of the Dioscouroi above / Trident ornamented with dolphins downward; pileoi of the Dioscouroi across inner field, [monogram to outer left], ΔOP (date) below. SC 2064.5; HGC 9, 1085. Good Fine, minor roughness. 

From the J. P. Righetti Collection.