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. 12 of RPC VII.2, 1859


Reference Savoca EA 124 Silver, 23 Jan. 2022, lot 278
Diameter 21
Weight 4.56
External URI|4642|278|4b1ace5fc581a19e90f20104417518e6