View source for 16368 - Mesembria (Alexander the Great) (tetradrachm Heracles/Zeus) over Alexander the Great (Triskeles, 30, Dec. 2019, 25)

{{Overstrike
|Image overstriking coin=Mesembria 2334 Triskeles.jpg
|Image reference overstriking coin=https://pro.coinarchives.com/a/lotviewer.php?LotID=1603087&AucID=3384&Lot=25
|Image overstruck variety=Alexander the great tetradrachm basilews.jpg
|Sale=Triskeles sale, 30, 6 Dec. 2019, 25
|Obverse description=Head of Herakles right, wearing lion skin headdress.
|Reverse legend=BAΣΙΛΕΩΣ AΛΕΞANΔΡΟΥ
|Reverse legend language=Greek
|Reverse description=Zeus enthroned left, holding eagle and scepter. Under the throne, ΛΑ. In left field, Corinthian crested helmet.
|Mint=Mesembria
|Ancient region=Thrace
|Authority=Alexander III the Great (Argead king, 336-323 BC)
|Date from=250 BCE
|Date to=200 BCE
|Period=Hellenistic
|Metal=Silver
|Weight=16.61
|Diameter=32
|Axis=12
|Denomination=tetradrachm
|Standard=Attic
|Coin reference=https://pro.coinarchives.com/a/lotviewer.php?LotID=1603087&AucID=3384&Lot=25
|Coin series reference=Karayotov 1994, O23-R?; Price 1991, n° 1029
|Coin series web reference=https://numismatics.org/pella/id/price.1029
|Overstruck obverse description=Head of Herakles right, wearing lion skin headdress.
|Overstruck reverse legend language=Greek
|Overstruck reverse description=Zeus enthroned left, holding eagle and scepter
|Overstruck authority=Alexander III the Great (Argead king, 336-323 BC)
|Overstruck date from=332 BCE
|Overstruck date to=100 BCE
|Overstruck period=Hellenistic
|Overstruck denomination=tetradrachm
|Overstruck standard=Attic
|Frequency of overstrikes=rare and concentrated
|Level of confidence=weak
}}