Platinum and white gold secret watch

Art Deco Lady's watch in platinum. Bezel and part of the bracelet set with 8/8 cut and old-cut diamonds totaling approximately:

Revised mechanical movement

The watch is delicately hidden by a diamond-set cover.

Material: Platinum and White Gold
Hallmark: Eagle's head and dog's head
Weight: 38.8g
Length: 16.3cm
Width: 1cm
Number of stones: 185
Total Carat: 5.5 cts
Period: 1930