Edwardian diamond and synthetic sapphire brooch, circa 1910. Set with seven round old cut diamonds in open back rubover settings, further set with six round old cut diamonds in open back grain settings, thirteen in total with a combined approximate weight of 1.10 carats, further decorated with eight round rose cut diamonds in open back grain settings with a combined weight of 0.20 carats, further adorned with thirty six D-shape old cut synthetic sapphires in open back rubover settings. The total approximate diamond weight is 1.30 carats, to a bar brooch design featuring millegrain details, a geometrically pierced gallery and open backholing, fitted to reverse with a secure hinge pin and clip. Tested yellow gold and platinum, circa 1910.
