Rectangular and openwork platinum (950°/oo) brooch with diamond pave-set and geometrical design set with two old-mine cut diamonds of 0.45ct each, two lines of onyx and caliber-cut emeralds. Millegrain setting.

Circa 1925.

Gross weight : 8g (0.3oz).

Dimensions : 1.5 x 4cm (0.6 x 1.6in).