Lange, Saxon series, model: 385.026, automatic mechanical, diameter: 40mm, 18k white gold, single watch. Movement: Lange's self-produced manual winding chronograph movement, with a second time zone (24-hour day and night display) function • Water resistance: 30 meters of water resistance for daily use, a universal standard for dress watches 1. 9 o 'clock small dial: 24-hour second time zone dial, blue steel hour hand indicating time in different locations, enabling dual-time zone commuting. 2. Small dial at 6 o 'clock: Chronograph second hand dial, with the central long hand as the chronograph minute hand; 3. The two chronograph buttons on the left and right sides of the case are used for the start, stop and reset chronograph functions. The blue steel hands are a signature detail of Lange. 4. The dial adopts minimalist German scales, continuing the simple design language of the Saxony series Bauhaus..