Centering a Cushion Brilliant cut diamond weighing app. 2.00ct. (H color, VS1 clarity), in a four prong mount, flanked by tapered, French cut rubies* measuring app. 1.5 x 1.0 - 1.0mm, additionally set with 48 Single cut diamonds weighing app. 0.42ctw., in the crown and on shoulders, fashioned in platinum. Grogan Jewelers. Vintage. Circa 1920. GIA 2175514656. Size 5.25.*Stones are assumed to be simulants or synthetic as was typical in jewelry of this style/era.