Art Deco mirror with cut glass and brass details, 1930s

This mirror is hung on a chain that is attached to the brass elements that are clamped to the glass.
The brass elements consist of 3 half discs mounted on a U-profile.

Height: 54 cm.
Width: 75 cm.
Depth: 3,5 cm.
Origin: France, 1930s.
Material: mirror glass, brass.