Rotonde de Cartier Astrotourbillon skeleton watch, 48 mm, Manufacture manual winding mechanical movement, calibre 9461 MC. Platinum 950‰ case set with 283 baguette-cut diamonds totalling 13.28 carats, beaded platinum 950‰ crown set with a brilliant-cut diamond of 0.20 carats, Roman numeral dial formed from the bridges of the movement, blued-steel sword-shaped hands. Black alligator skin strap, double adjustable folding 18K white gold buckle set with 37 baguette-cut diamonds totalling 0.85 carats. Astrotourbillon complication with rotation of the cage in one minute, skeletonised bridges forming Roman numerals. Movement consisting of 233 parts including 23 jewels. Movement diameter: 40.1 mm, movement thickness: 8.89 mm, balance: 21,600 vibrations/hour, power reserve approx. 49 hours. Sapphire crystal and case back. Case thickness: 16.1 mm. Water-resistant to 3 bar (approx. 30 metres). Limited edition of 10 individually numbered pieces.
The Rotonde de Cartier collection showcases the most advanced movements in Cartier Fine Watchmaking: the Astrorégulateur, minute repeater, Astrotourbillon and skeleton grande complication.