CARTIER BLACK ONYX, GOLD & DIAMOND DESK CLOCK
Cartier, Paris, No. 713/1212, the movement by the European
Watch & Clock Co., Inc., France, No. 166633. Made circa 1920.
Fine and rare, domed black onyx, gold and enamel, rose-cut
diamond-set and gilt-brass, 8-day going strut desk clock.
Rectangular arch-top, black onyx, a rose-cut diamond
in platinum "sun" setting at each of the lower corners, gilt-
brass clock case with hinged strut.
Yellow gold chapter ring with polished radial Roman
numerals and rosette half-hour markers on a light blue
champlevé enamel ground, outer engraved border, matte
silver center with sunray engine-turning. Yellow gold star
and fleur-de-lys hands.
19''', rhodium plated, 15 jewels, straight line lever escapement,
cut bimetallic compensation balance, blued steel
Breguet balance spring, index regulator.