Watch List notes:

Seleukid Kingdom. Seleukos I Nikator, 312-280 BC. Silver Tetradrachm (17.09g). Struck at Seleukeia on the Tigris, ca. 300 BC. Type of Alexander III in the name of Seleukos. Head of Heracles wearing lion skin headdress facing right. Reverse: ΣEΛEYKOY, Zeus enthroned left, holding eagle and sceptre; in ex., [BAΣIΛEΩΣ; to left monogram without wreath; beneath throne, ΔI monogram. BMC 4.2; Sear 6829 (wreath); SC 117.1c; Houghton 941; ESM 4. Well struck in high relief, untoned. Extremely Fine. Estimate Value $700 - 800
Ex Heritage Auctions 3026, #23203 and 3042, #32118.