Centering an Oval Brilliant diamond weighing app. 0.60ct (F-G color, SI1 clarity), framed by calibre cut sapphires* measuring app. 1.5mm to 2mm, additionally set with diamonds weighing app. 0.12ctw, fashioned in platinum. Circa 1920. EGL-US313180001D Size 5 3/4.*Stones are assumed to be simulants or synthetic as was typical in jewelry of this style/era.