Watch List notes:

Kingdom of Macedon, AR tetradrachm, Alexander III (the Great), 336-323 BC, mounted head-side out in 14K gold bezel with fixed bail. 23.84 grams total. Head of Herakles right, wearing lion's skin headdress / Zeus seated left, holding eagle in right hand, sceptre in left. Well centered, bright silver VF coin in rather heavy three-pronged custom setting.
($600-900)