View source for 25625 - Istakhr (Baydat) (tetradrachm Baydat/enthroned Baydad) over Seleucus I (Heracles/Zeus) (CNG, 126, May 2024, 390)

{{Overstrike
|Image overstriking coin=Bayadat_Classical_Numismatic_Group, _126, _28_May_2024, _390.jpg
|Image reference overstriking coin=https://pro.coinarchives.com/a/lotviewer.php?LotID=2381988&AucID=5854&Lot=390
|Image overstruck variety=Seleucus_I_Babylon.jpg
|Image reference overstruck variety=https://pro.coinarchives.com/a/lotviewer.php?LotID=2382938&AucID=5852&Lot=59
|Sale=Classical Numismatic Group, 126, 28 May 2024, 390
|Obverse description=Head of Baydad right, with short beard and mustache, wearing earing, satrapal cap (kyrbasia) with flaps tied behind and diadem.
|Reverse legend=bgdt prtrk' zy lhy bgwrt (="Baydad, son of Bagawart, dynast of the Gods")
|Reverse legend language=Aramaic
|Reverse description=Baydād enthroned left, wearing long cloak and kyrbasia, holding sceptre and cup; to left, standard.
|Mint=Istakhr (Persepolis)
|Ancient region=Persis
|Authority=Baydad I of Persis; Kingdom of Persis
|Date from=299 BCE
|Date to=270 BCE
|Period=Hellenistic
|Metal=Silver
|Weight=16.69
|Diameter=32
|Axis=12
|Denomination=tetradrachm
|Standard=Attic
|Coin series reference=Alram 1986, n° 511; Müseler 2005-2006; Nelson 2011, n° 557; Van't Haaff 2012, Type 511/514 a (same obv. die as illustration)
|Coin series web reference=https://greekcoinage.org/iris/id/persepolis.baydad.klose_museler.2008.2.1-2
|Overstruck obverse description=Beardless head of Heracles right wearing lion skin headdress
|Overstruck reverse legend=ΑΛΕΞΑΝΔΡΟΥ BAΣΙΛΕΩΣ
|Overstruck reverse legend language=Greek
|Overstruck reverse description=Zeus seated on stool-throne left, holding eagle on outstretched right hand and sceptre in left
|Overstruck mint=Babylon
|Overstruck ancient region=Babylonia
|Overstruck authority=Alexander III the Great (Argead king, 336-323 BC); Seleucid Dynasty (312-63 BC); Seleucus I Nicator (satrap in 321-305 BC and Seleucid king in 305-281 BC)
|Overstruck date from=311 BCE
|Overstruck date to=300 BCE
|Overstruck period=Hellenistic
|Overstruck denomination=tetradrachm
|Overstruck standard=Attic
|Coin series reference overstruck=SC II, n° 82.5
|Coin series web reference overstruck=https://numismatics.org/sco/results?q=82.5
|Frequency of overstrikes=frequent
|Level of confidence=sure
|Remarks="Overstruck on a Babylon I mint tetradrachm of Seleukos I (second satrapy and kingship, 312-281 BC) in the name and types of Alexander III (SC 82.5)"
}}