Rotonde de Cartier Earth and Moon watch, tourbillon, second time zone and moon phase on demand, 47 mm, Manufacture manual winding mechanical movement, calibre 9440 MC. 18K pink gold case, beaded 18K pink gold crown set with a blue sapphire cabochon, dial partially decorated with meteorite, grid in 18K white gold forming Roman numerals, blued-steel sword-shaped hands. Brown alligator skin strap, 18K pink gold double adjustable folding buckle. Tourbillon complication, second time zone, moon phase on demand. Individually numbered movement consisting of 362 parts including 40 jewels. Total movement diameter: 40 mm, movement thickness: 5.65 mm, balance: 21,600 vibrations/hour, power reserve approx. 3 days. Sapphire crystal and case back. Case thickness: 16.65 mm. Water-resistant to 3 bar (approx. 30 metres).
The Rotonde de Cartier collection showcases the most advanced movements in Cartier Fine Watchmaking: the Astrorégulateur, minute repeater, Astrotourbillon and skeleton grande complication.