Vintage Three Stone Sapphire Cabochon Plaque Ring in White Gold

Vintage three stone sapphire cabochon plaque ring in 18kt white gold. Centred with an estimated 2.00ct oval cabochon cut sapphire in a millegrain setting, set to top and bottom with two oval cabochon sapphires in millegrain settings, to a three stone plaque ring set with round Old European cut diamonds in grain settings with millegrain borders, with scrolling openwork gallery and flanked to either side with raised inwardly tapering shoulders which smooth to a solid shank. Estimated total diamond weight 1.50cts.