Watch List notes:

THRACE, Mesambria. Circa 175-150 BC. AR Tetradrachm (33.5mm, 16.61 g, 1h). In the name and types of Alexander III of Macedonia. Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; in outer left field, helmet above MA; monogram below throne. Karayotov 143 (O49/R138); Callataÿ Group 2, dies D2/R5 (c. 155-110 BC); Topalov, Messambria 18; Price 1082. EF, toned, edge marks and filing from prior mounting.

From the Byron Schieber Collection.