Double Art-Deco platinum clip with 6-carat old-cut diamonds

White gold platinum brooch with old-cut diamonds Double clip in platinum and 18k (750°/°°) white gold set with 8 main diamonds for a total weight of approximately 6 carats in a surround of approximately 120 small rose-cut diamonds. Probably French work from the Art Deco period Details of the 8 main stones: A stone weighing 1.02 ct - J Si1 - no inclusions visible to the naked eye - (marked chipping on the girdle) A stone weighing 1.13 ct - L VS1 2 oval cut diamonds weighing approximately 0.8 carats each (J and K / SI) - no inclusions visible to the naked eye 2 pear-cut diamonds 0.5 ct (I P1 and M Si) - no inclusions visible to the naked eye 2 brilliant-cut diamonds weighing 0.22 carats each (J VS and M Si) no inclusions visible to the naked eye Length: 5.5 cm Height: 2.5 cm Gross weight: 21.9 grams