Bithynia, Dia. Time of Mithradates VI Eupator (Circa 100-95 or 90-80 BC). Ae 20 Rare

Bithynia, Dia. Time of Mithradates VI Eupator (Circa 100-95 or 90-80 BC). Ae 20 mm. 8.4 gm. Obv: Head of Dionysos right, wearing ivy wreath. Rev: ????. Cista mystica and filleted thyrsos; two monograms to left, monogram to right. SNG BM Black Sea 1559 var. (monogram to right); GC 7, 452. Rare.