BOUCHERON - 1945 LARGE DIAMOND SPRAY BROOCH This brooch forms a bouquet of stylised foliage and ribbons in 18K pink gold and platinum. The whole is richly highlighted with brilliant-cut diamonds in claw chatons and long baguette diamonds. French work signed Boucheron Paris. Gross weight: 31.96 g. Dimensions : 5 x 4.5 cm. Diamond weight: approx. 4.50 to 5 carats. A diamond, platinum and 18K pink gold sheaf brooch by Boucheron, circa 1945. French assay mark signed Boucheron Paris. Gross weight : 31,96 gr. Dimensions : 5 x 4,5 cm. Diamond weight : 4,50 to 5 carats approx.