Cartier Mysterious Double Tourbillon pocket watch, 55 mm, Manufacture mechanical movement with manual winding, caliber 9454 MC. Watch and movement both certified "Poinçon de Genève". Platinum 750‰ case set with 519 baguette-cut diamonds totaling 20.47 carats, beaded crown set with a brilliant-cut diamond of 0.18 carats, platinum 750‰ dial set with 293 baguette-cut diamonds totaling 7.69 carats, rhodiumized steel sword-shaped hands. 18K gold chain. Stand in rock crystal, black jade and sterling silver. Mysterious double tourbillon complication. Movement consisting of 242 parts including 25 jewels. Movement diameter: 35.5 mm, movement thickness: 5 mm, balance: 21,600 vibrations/hour, power reserve approx. 52 hours. Sapphire crystal and case back. Case thickness: 11.06 mm. Water-resistant to 3 bar (approx. 30 meters/100 feet).
The Rotonde de Cartier collection showcases the most advanced movements in Cartier Fine Watchmaking: the Astrorégulateur, minute repeater, Astrotourbillon and skeleton grande complication.