View source for 24148 - Byzantium - Chalcedon (AE Demeter/Poseidon) over uncertain type (CNG, EA 555, Feb. 2024, 54)

{{Overstrike
|Image overstriking coin=Byzantium_Classical_Numismatic_Group,_EA_555,_7_Feb._2024,_54.jpg
|Image reference overstriking coin=https://pro.coinarchives.com/a/lotviewer.php?LotID=2337708&AucID=5717&Lot=54
|Sale=Classical Numismatic Group, EA 555, 7 Feb. 2024, 54
|Obverse description=Wreathed and veiled head of Demeter right
|Reverse legend=KAΛXA, BYZAN
|Reverse legend language=Greek
|Reverse description=Poseidon seated right, holding aphlaston and trident
|Mint=Byzantium
|Ancient region=Thrace
|Date from=220 BCE
|Date to=180 BCE
|Period=Hellenistic
|Metal=Bronze
|Weight=12.09
|Diameter=26
|Axis=11
|Coin series reference=Schönert-Geiss 1970, n° 1276–82 ; Turkoglu 2014, n° A2a ; HGC 3.2, n° 1428
|Frequency of overstrikes=rare and concentrated
|Remarks="overstruck on uncertain type"
}}