View source for 3284 - Mesembria (Alexander the Great) (tetradrachm Heracles/Zeus) over Thasos (Dionysus/Heracles) (CNG, EA 421, May 2018)

{{Overstrike
|Image overstriking coin=SO 824 - Mesembria (Alexander the Great).jpg
|Image overstruck variety=Thasos tetradrachm.jpg
|Sale=Classical Numismatic Group, EA 421, May 2018, lot 10 = Classical Numismatic Group, 10 Nov. 2001
|Private collection=C. E. Pitchfork Collection
|Obverse description=Head of Herakles right, wearing lion skin headdress.
|Reverse legend=BAΣΙΛΕΩΣ AΛΕΞANΛ
|Reverse legend language=Greek
|Reverse description=Zeus enthroned left, holding eagle and scepter. Under the throne, HP (?). In left field, Corinthian crested helmet and monogram.
|Mint=Mesembria
|Ancient region=Thrace
|Authority=Alexander III the Great (Argead king, 336-323 BC)
|Date from=90 BCE
|Date to=70 BCE
|Period=hellenistic
|Metal=Silver
|Weight=16.64
|Diameter=33
|Axis=12
|Denomination=tetradrachm
|Standard=Attic
|Coin series reference=Price 1991, n° 1047
|Coin series web reference=http://numismatics.org/pella/id/price.1047
|Overstruck mint=Thasos
|Overstruck ancient region=Thrace
|Overstruck denomination=tetradrachm
|Overstruck standard=Attic
|Frequency of overstrikes=frequent
|Level of confidence=weak
}}