Handmade 18K diamond and synthetic rubies brooch

A yellow gold and platinum handmade brooch from the 1950s made of four ondulating bows tied together with 2 demi circles of brilliant cut paved set diamonds in platinum and a double row of calibrated synthetic rubies.Two bows are made of ajour cut weave pattern with in the middle a row of single cut small diamonds and the two lower bows are of oneven length and have pattern of ajour cut losanges with also a row of single cut diamonds. On the back a pin with trombone lock. French hallmarks.

Hallmarks:

French hibou in combination with mascaron for platinum and 18K gold

Diamonds & Colored stones:

11 single cut diamonds of approx. 0.01 and 0.02 cts

7 x brilliant cut diamonds of appr0x 0.06 and 0.08 cts

Total estimated carat weight diamonds is 0.61 cts

Double row of calibrated synthetic rubies.

Dimensions:

Total brute weight: 24.8 gram

Length x width 7 x 4.5 cm

Period: 1950-1960

Condition: In good condition, some wear and tear