View source for 1669 - Mesembria (Alexander the Great) (tetradrachm Heracles/Zeus) over Alexander the Great (New York, ANS, 1949.21.5)

{{Overstrike
|Image overstriking coin=DB_Overstrikes_783.png
|Image reference overstriking coin=Museum website
|Image overstruck variety=Alexander the great tetradrachm.jpg
|Image reference overstruck variety=https://pro.coinarchives.com/a/lotviewer.php?LotID=1953527&AucID=4610&Lot=4198
|Museum collection=New York, American Numismatic Society, 1949.21.5
|Sale=Berliner Münz Auktion 15 (29-30/04/1982), n° 13
|Obverse description=Head of Herakles right, wearing lion skin headdress. Border of dots.
|Reverse legend=BAΣΙΛΕΩΣ AΛΕΞANΔΡΟΥ
|Reverse legend language=Greek
|Reverse description=Zeus enthroned left, holding eagle and scepter. Under the throne, ΛA. In left field, Corinthian helmet. In exergue, monogram (AI).
|Mint=Mesembria
|Ancient region=Thrace
|Authority=Alexander III the Great (Argead king, 336-323 BC)
|Date from=150 BCE
|Date to=100 BCE
|Period=Hellenistic
|Metal=Silver
|Weight=16.67
|Diameter=33.5
|Axis=12
|Denomination=Tetradrachm
|Standard=Attic
|Coin reference=Callataÿ 2021a, p. 276, n° 9
|Coin series reference=Price 1991, n° 1032 ; Karayotov 1992, n° 96 ; Karayotov 1994, p. 88, n° 157 (O23-R77 monogram 25) ; Callataÿ 1994b, p. 322, D3/R1b ; Callataÿ 1997a, p. 93, D3/R1b (Groupe 1) ; MacDonald 2009, p. 212, no. 2; Callataÿ 2021a, p. 276, n° 9
|Coin series web reference=http://numismatics.org/pella/id/price.1032
|Overstruck obverse description=visible: traces of border of dots and the outline of the lion's skin
|Overstruck reverse description=visible: head of Zeus
|Overstruck period=Hellenistic
|Frequency of overstrikes=frequent
|Level of confidence=strong
}}
Date: c. 250-175 BC (PELLA) ; c. 225-175 BC (Period II, Karayotov)