CARTIER REF. 28721 ROTONDE DAY & NIGHT PINK GOLD
Cartier, Paris, "Private Collection, Rotonde Day and Night," case and movement
No. 113, Ref. 28721.Made circa 2007.
Very fine and rare, large, water-resistant, 18K pink gold wristwatch with
retrograde minute hand, special day and night indicator and an 18K pink gold
Cartier deployant clasp. Accompanied by a fitted box.
Three-body, solid, polished, rounded bezel, straight lugs with screwed bars,
cabochon sapphire-set winding crown, transparent case back with 8 screws,
sapphire crystals.
Guilloché silver with painted radial Roman and Arabic numerals, aperture
for the central engraved rosette revolving disc for the day/night and hour indication,
sector for the retrograde minute indication. Blued steel Breguet hand.
Cal. 9903 MC, rhodium-plated, Cartier logo decoration, 25 jewels, straight-
line lever escapement, monometallic balance, self-compensating flat balance
spring, shock absorber.