Watch List notes:

KINGS of BITHYNIA. Nikomedes IV Philopator. 94-74 BC. AR Tetradrachm (34.5mm, 16.58 g, 12h). Nikomedia mint. Dated 206 BE (93/2 BC). Diademed head right / Zeus Stephanophoros standing left; to inner left, eagle standing left on thunderbolt above monogram above CΣ (date). Callataÿ pp. 61–2, uncertain dies; RG 40; HGC 6, 646; DCA 445. EF, toned. Well centered and struck.