Watch List notes:

SELEUKID KINGS of SYRIA. Seleukos I Nikator. 312-281 BC. AR Tetradrachm (25mm, 17.22 g, 12h). Sardes mint. Struck circa 282-281 BC. Head of Herakles right, wearing lion skin / Zeus Nikephoros seated left; monogram in left field, AΣ below throne. SC 3.3a; Miller & Hoover 39–42 (A1/P7); HGC 9, 16a. Near EF, small die break and light marks on obverse.

Miller & Hoover 38 is also listed as being dies A1/P7, but the illustration of the coin shows that it was struck from a distinctly different reverse die.