Watch List notes:

KINGS of BITHYNIA. Prousias I Cholos. Circa 228-182 BC. AR Tetradrachm (35mm, 16.73 g, 12h). Nikomedeia(?) mint. Struck circa 210/200-182 BC. Diademed head right / Zeus Stratios standing left, holding scepter; to inner left, thunderbolt above two monograms. RG 9b; HGC 7, 614. VF, toned, wavy flan, test punch on obverse, light marks and scratches.

Ex Classical Numismatic Group Electronic Auction 291 (21 November 2012), lot 65.