Diamond solitaire ring. Set with a round old cut diamond in an open back rubover setting with a weight of 1.10 carats, flanked by eight round single cut diamonds in open back grain settings with a combined weight of 0.08 carats and four round rose cut diamonds in open back grain settings with a combined weight of 0.04 carats. The total approximate diamond weight is 1.22 carats, to a finely pierced collet with leaf motifs and cheniers and open backholing, the trumpeting shoulders have millegrain highlights and terminate in a slim D-shape shank. Tested platinum, maker's mark 'R*G', French, circa 1930.
