Art Deco diamond set bombe solitaire engagement ring in platinum

Art Deco diamond set bombe solitaire engagement ring in platinum. Centrally set with an estimated 1.30ct round Old European cut diamond in a millegrain setting, surrounded and flanked by vertical rows of round eight cut diamonds in grain settings, further decorated by a horizontal row of round old cut diamonds in grain settings, to a raised bombe cluster design featuring negative linear details, millegrain borders, diamond encrusteed gallery with open wirework scrolling and integrated shoulders which smooth to a solid shank. Marked to the interior '1.30'.