Watch List notes:

Thrace, Mesambria. Ca. 250-175 B.C. AR tetradrachm (36 mm, 16.39 g, 11 h). In the name of Alexander III. Head of Herakles right, wearing lion's skin headdress / ΒΑΣΙΛΕΩΣ ΑΛΕΞΑΝΔΡΟΥ, Zeus seated left, holding eagle and scepter; in left field, helmet; below throne, ΛA. Price 1029. Lightly toned, slight die-shift. Very fine. 

From the Maple Leaf Collection.