Province Bithynia-Pontus
City Calchedon 
Region Bithynia
Reign Gordian III
Obverse inscription ⳞΑΒ ΤΡΑΝΚΥΛΛΕΙΝΑ Ϲ
Obverse design diademed and draped bust of Tranquillina, r.
Reverse inscription ΚΑΛΧΑΔΟΝΙΩΝ
Reverse design galley with four rowers, r.

Coin no. 10 of RPC VII.2, 1859


Reference CNG EA 144, 26 July 2006, lot 193
Diameter 21
Weight 4.50
External URI|493|193|3c6aa62236dabb9908e016c42e03b91e