Gold ring with a Roman intaglio of a seated Minerva before a trophy of armo

A gold ring set with an Ancient Roman intaglio of a seated Minerva before a trophy of armour.

The carnelian intaglio is Roman and dates to the 1st - 2nd century AD.

The gold ring dates to the 19th century and bears a later a French duty mark denoting the purity as 14 carat gold.

The ring is a size K UK / 5.25 US.

The intaglio measures 1.5 x 1.3cm.