Amazing integrated tourbillon movement [Jacob&Co.] The celestial series double-axis tourbillon watch subverts daily life and challenges the impossible. After years of research and development, the celestial double-axis tourbillon movement has been successfully launched. Once launched, it has brought revolutionary changes to the entire watchmaking industry and is a masterpiece that highlights watchmaking craftsmanship. The groundbreaking celestial movement has four arms that intersect vertically. The inlays at the end of each arm have different functions and balanced quality, ensuring the stable and reliable speed of the movement. The exquisite rhythm of the tourbillon at the end is like the quiet flow of time. The case has a diameter of 47 mm and is made of fine steel. The dome-shaped watch mirror and the case edge display window are made of crystal material. The case has a wide light visibility, allowing the wearer to fully appreciate the spectacular interior of the movement and the hand-painted magnesium earth of the artistic sculpture and the rotating 288-faceted gemstone. Jacob&Co. Astronomia celestial series puts the vast universe in the wrist, not only for viewing from a distance, but also for close appreciation. Big gift for new product purchase: 1 wooden gift box, 1 pair of calfskin watch strap, 1 hour hand adjuster and 1 screwdriver.