Brooch, c.1925

Black onyx, diamonds and platinum

Brooch geometric onyx and dimaond.

the rectangular panel of onyx opposed by brilliant and baguette cut diamonds. mounted in platinum.

Attributed to Jean Dusausoy, Paris,
circa 1930, numbered 5024.

See Dictionaire International du Bijou,  (Paris 1998), pages 195 & 196.

6.2 cm. in length