Rotonde de Cartier Grande Complication skeleton watch, 45 mm, Manufacture self-winding mechanical movement, calibre 9406 MC certified "Poinçon de Geneve". Platinum 950‰ case, beaded platinum 950‰ crown set with a blue sapphire cabochon, brass sunray-brushed dial, blued-steel apple-shaped, baton or hammer-shaped hands. Black alligator skin strap, double adjustable folding 18K white gold buckle. Minute repeater, flying tourbillon, perpetual calendar, skeleton complication. Movement consisting of 578 parts including 47 jewels. Movement diameter: 39.3 mm, movement thickness: 5.49 mm (6.72 mm with tourbillon), balance: 21,600 vibrations/hour, power reserve approx. 50 hours. Sapphire crystal and case back. Case thickness: 12.57 mm. Water-resistant to 3 bar (30 metres).
The Rotonde de Cartier Grande Complication watch is a genuine feat of watchmaking: 578 components, 5 years of development with 15 weeks of production at the Manufacture comprising 10 weeks of decorating and finishing and 5 weeks of assembly. The result is measured in millimetres, with a thickness of 5.49 mm for a self-winding mechanical movement that brings together three of the most prestigious Fine Watchmaking complications: A perpetual calendar, minute repeater and a flying tourbillon. Of all Cartier watchmaking creations, this timepiece is the most complex. Equipped with the self-winding calibre 9406 MC, this "Poinçon de Genève"-certified timepiece combines the elegance of a platinum case with the excellence of an extra-flat skeleton movement.