CARTIER ART DECO ONYX, DIAMOND AND ENAMEL PENDENT WATCH

CARTIER ART DECO ONYX, DIAMOND AND ENAMEL PENDENT WATCH
In red Cartier case
STONES: onyx; circular and rose-cut diamonds
BLACK ENAMEL
MOVEMENT: mechanical
SIGNATURE: Cartier
MARK: European Watch and Clock Co. Inc., no. 12249
SIZE/ DIMENSIONS: 2.8 cm (pendant), 2.1 cm (case width)
GROSS WEIGHT: 22 grams
Circa 1920