View source for 3311 - Mesembria (Alexander the Great) (tetradrachm Heracles/Zeus) over Alexander the Great (MacDonald coll., 93)

{{Overstrike
|Image overstriking coin=Mesembria 805 MacDonald 93.jpg
|Image overstruck variety=Alexander the great tetradrachm basilews.jpg
|Private collection=MacDonald collection, n° 93
|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, ΛA. In left field, Corinthian crested 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=110 BCE
|Period=hellenistic
|Metal=Silver
|Weight=16.49
|Axis=1
|Denomination=tetradrachm
|Standard=Attic
|Coin reference=MacDonald 2009, p. 124, n° 93
|Coin series reference=Karayotov 1994, n° 159, period II (O23-R78 monogram 25 variant); Price 1991, n° 1032; Callataÿ 2021a, p. 276, n° 6
|Overstruck obverse description=(visible: profile from front of head to neck, back of lion skin, trace of ties at neck).
|Overstruck reverse legend=ΑΣΙΛΕΩ
|Overstruck reverse description=(visible: back of Zeus's head, arm, portion of scepter, vague traces in left field).
|Overstruck authority=Alexander III the Great (Argead king, 336-323 BC)
|Overstruck denomination=tetradrachm
|Frequency of overstrikes=frequent
|Level of confidence=sure
}}