Rotonde de Cartier Mysterious Double Tourbillon watch

Rotonde de Cartier Skeleton Mysterious Double Tourbillon watch, 45 mm, Manufacture mechanical movement with manual winding, 9465 MC. Certified Poinçon de Genève watch and movement. Platinum case, beaded platinum 950/1000 crown set with a sapphire cabochon. Blued-steel sword-shaped hands. Semi-matt navy blue alligator-skin strap, double adjustable folding buckle in rhodium-finish white gold 750/1000. Hours, minutes, mysterious double tourbillon with skeletonised bridges forming Roman numerals. Individually numbered movement containing 286 parts including 26 jewels. Movement diameter: 39.70 mm, movement thickness: 6.28 mm, balance: 21,600 vibrations/hour, power reserve approx. 52 hours. Sapphire crystal and case back. Case thickness: 12.40 mm. Water-resistant to 3 bar (approx. 30 metres). Limited edition of 30 individually numbered pieces.