IWC, top-quality quality, pilot's watch, model: IW377714, automatic winding, stainless steel, diameter: 43.0mm. Core highlight of the watch 1. Appearance and design Case and Dimensions: It features a 43mm stainless steel case, paired with the iconic Aviator onion-shaped crown and an anti-magnetic soft iron inner case, which is a classic design of the IWC Aviator collection. Dial details: The deep sunray blue dial is paired with large Arabic numeral hour markers. There is a dual display window for day and date at 3 o 'clock, a 30-minute counter at 12 o 'clock, a 12-hour counter at 6 o 'clock, and a small seconds counter at 9 o 'clock. The time reading is clear and full of a sporty atmosphere. The strap and clasp: It is paired with a brown vintage cowhide strap, sewn with white open thread, and a stainless steel pin clasp. It is water-resistant to 60 meters, meeting the needs of daily sports. 2. Movement and Performance Movement configuration: Equipped with the IWC Cal.79320 automatic chronograph movement (modified based on the ETA 7750 movement), with a frequency of 28,800 vibrations per hour, a power reserve of approximately 44 hours, and featuring chronograph, day of the week, and date display functions. Case back design: It adopts a solid case back design, with the classic pilot emblem engraved on the back, and is paired with a scratch-resistant sapphire crystal.