A ROMAN GOLD RING WITH A CARNELIAN INTAGLIO SHOWING THE HEAD OF AN EMPEROR, 4TH CENTURY AD

Reference: ART600896

A large Roman hollow gold ring with an orange carnelian intaglio showing a tetrarchic emperor (Diocletian).
25 by 29 mm.
Size: 22
Weight: 7.2 gr.

PROVENANCE
From a European collection formed in the 1980's.