Arch-shaped onyx and enamel desk clock

Onyx, blue enamel dial guilloché with sunrays for dawn, gold and white enamel chapter ring, Roman numerals, rose-cut diamond border set in platinum, rose-cut diamond hands set in platinum, platinum rosettes set with rose-cut diamonds, brass case with folding brass strut.

Signed: Cartier, numbered
Made: circa 1922-24
Height: 7.8 cm

Price: USD 38,500