Watch List notes:

KINGS of PONTOS. Mithradates VI Eupator. Circa 120-63 BC. AV Stater (19.5mm, 8.26 g, 1h). First Mithradatic War issue. In the name and types of Lysimachos of Thrace. Istros mint. Struck circa 88-86 BC. Diademed head of the deified Alexander right, with horn of Ammon / ΒΑΣΙΛΕΩΣ ΛΥΣΙΜΑΧΟΥ, Athena Nikephoros seated left; ΔI to inner left, IΣ on throne; in exergue, ornate trident left. Callataÿ p. 139, dies D1/R1; AMNG I 482; HGC 3, 1799; SNG Copenhagen (Thrace) 1094 (same dies); McClean 4481 (Thrace; same dies). Double struck on reverse. In NGC encapsulation 4372682-020, graded Ch MS, Strike: 5/5, Surface: 5/5.

From the Grand Haven Collection.