View source for 2554 - Istakhr (Baydad I) (tetradrachm Baydad/enthroned Baydad) over uncertain type (Numismatica Ars Classica, 88, Oct. 2015, 446)

{{Overstrike
|Image overstriking coin=Baydad Numismatica Ars Classica, 88, 8 Oct 2015, 446.jpg
|Image reference overstriking coin=https://www.acsearch.info/search.html?id=2664230
|Sale=Numismatica Ars Classica, 88, 8 Oct 2015, 446
|Obverse description=Head of Bagadat right, wearing earring, satrapal cap (kyrbasia) and diadem. Border of dots.
|Reverse legend="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=300 BCE
|Date to=250 BCE
|Period=Hellenistic
|Metal=Silver
|Weight=16.92
|Denomination=tetradrachm
|Standard=Attic
|Coin series reference=BMC Arabia, p. 195, n° 1; Alram 1986, n° 511; Nelson 2011, n° 557; Van't Haaff 2020, p. 63, n° 511
|Coin series web reference=https://greekcoinage.org/iris/id/persepolis.baydad.klose_museler.2008.2.1-2
|Overstruck authority=Alexander III the Great (Argead king, 336-323 BC)
|Overstruck period=Hellenistic
|Overstruck denomination=tetradrachm
|Overstruck standard=Attic
|Frequency of overstrikes=frequent
|Level of confidence=sure
}}