This watch comes with its box and papers. Large rectangular case in 18K yellow gold, measuring approximately 43.5 x 31.4 mm, with a slim profile of just 8 mm thick, ideal for both appearance and wearability. Automatic movement: Cartier caliber 9629MC, fully skeletonized, with 212 components, showcasing the mechanics.It features a platinum micro-rotor in the shape of Santos-Dumont's famous Demoiselle biplane, which rotates when worn, adding functionality and a narrative touch. Frequency: 28,800 vibrations/hour (4 Hz)Power reserve: approximately 44 hoursWater resistant to 30 m (3 bar)Movement dimensions: approximately 23.2 mm × 4.4 mm