YEARS 1920 LARGE DIAMOND PALMETTES BROOCH Rectangular brooch with scalloped edges, openworked with plamette motifs paved with old-cut and 8/8 brilliant-cut diamonds. A central line is set with three brilliant-cut (old-cut) diamonds, one of which is larger in the centre. Set in platinum and pin in 18K white gold. French work. Gross weight: 21.21 g. Dimensions: 7.3 x 4.3 cm. Central diamond weight: approx. 1.80 carats. A diamond, platinum and 18K white gold palmette brooch, circa 1920. French assay mark. Gross weight : 21,21 gr. Dimensions : 7,3 x 4,3 cm. Main diamond weight : 1,80 carat approx.