1920s 1.10ct round Old European cut diamond flanked solitaire ring

1920s 1.10ct round Old European cut diamond flanked solitaire ring in platinum and 18kt yellow gold. Centred with an estimated 1.10ct round Old European cut diamond in a slightly raise claw setting, flanked to either side with six round Old cut diamonds in square collet settings, to a flanked solitaire design with geometric details, open structured gallery and met to either side with raised shoulders which smooth to a solid shank. Hallmarked 18kt gold, London.