Art Deco brooch, France, 1940s

Art Deco brooch, France, 1940s.
In platinum with draped bands, fully set with diamonds. In the central part, presiding over the brooch are two diamonds, old cut, color G and H, purity SI of ca. 0.60 ct. each, flanked by two undulating bands with diamonds, baguette cut, weighing ca. 0.60 ct. Covering the rest of the piece, 158 diamonds, old cut, Swiss cut and single cut, color G-H, purity VS-SI and weighing a total of ca. 4.70 ct. With French hallmarks.
Total diamond weight: 6.50 ct.
Weight: 24.5 g.
Measurements: 7.2 x 3.5 cm.