Watch List notes:

KINGS of PARTHIA. Vonones I. Circa AD 8-12. BI Tetradrachm (28mm, 13.00 g, 12h). Seleukeia on the Tigris mint. Dated Hyperberetaios 320(?) SE (September AD 9). Diademed bust left / Nike standing right, holding wreath and palm; traces of year below palm, month in exergue. Cf. Sellwood 60.1 (for type); Sunrise 406 var. (year and month). VF, areas of weak strike, light porosity, cleaning scratches and graffiti on obverse. Overstruck on a tetradrachm of Phraatakes and Musa.