Asta Bidspirit | A roman carnelian intaglio mounted

A roman carnelian intaglio mounted in a modern gold ring. Biga. 2nd century A.D. Intaglio 10x11 mm ; US size ring 8 ; 5 grs  Ring with hoop rounded without and within and surmounted with a large oval bezel set with an intaglio showing a biga. The scene shows a female character ridding a biga and facing left. Groundline.  ” U.K. private collection