Emperor Gordian III/Tranquilina, bronze tetrassarion from Anchialus with Serapis

Description

This is a nice and authentic bronze tetrassarion of the Emperor Gordian III (238-244), whose decent image alongside his wife, the empress Tranquilina, was produced at the provincial mint of Anchialus (Thrace). The coin is protected in an acid-free coin flip with an acid-free info card that lists the following in Greek:
AVT K M ANT GORDIANOS AVG, TRANKVILINA (emperor and empress on obverse)
OVLPIANON ANCHIALON (Serapis on reverse)
26mm
12.01g
I am offering free shipping for this item, which is part of my private collection. I am happy to answer any questions and to provide additional photos