Watch List notes:

ISLANDS off TROAS, Tenedos. Struck circa 280 BC. AR Tetradrachm (31mm, 16.96 g, 11h). Tenedos mint. Diademed head of the deified Alexander right, with horn of Ammon / Athena Nikephoros seated left, arm resting on shield, transverse spear in background; to inner left, labrys supported by two columns. Meadows, Double-Axe, Group A, – (O1/R– [unlisted rev. die]); Thompson –; Müller –; HGC 3, 1750 (for type). Lightly toned, underlying luster, double struck on reverse. Good VF. Extremely rare, apparently the fourth known for this issue, and the only one with this reverse die.