Rotonde de Cartier watch
Rotonde de Cartier Astrocalendaire watch, flying tourbillon and perpetual calendar, 45 mm, Manufacture mechanical movement with automatic winding 9459 MC. 18K rose gold case, beaded 18K rose gold crown set with a blue sapphire cabochon, 18K white gold sunray guilloché dial, blued-steel sword-shaped hands. Grey alligator skin strap, double adjustable folding 18K rose gold buckle. Circular-display perpetual calendar and flying tourbillon complications, watch and movement certified Poinçon de Genève. Individually numbered movement consisting of 382 parts including 51 jewels. Total diameter of movement: 32 mm, movement thickness: 8.1 mm, balance: 21,600 vibrations/hour, power reserve approx. 50 hours. Sapphire crystal and case back. Case thickness: 15.1 mm. Water-resistant to 3 bar (~30 metres).