1700 transparent bottom Z F new product IWC/pilot new IW388108 pilot series 1. The watch has blue-green black stainless steel and PETRONAS sandblasting matte technology to present a titanium effect. The workmanship is mature, the lines are clear and three-dimensional, and the color matching is harmonious. It is very Versatile. 2. Compared with the smaller version of 41m, 43m, it is more in line with the gold size of modern men’s watches. 3. The dial design continues the pilot’s classic cockpit instrument panel style. The PETRONAS green color combination gives the watch a brand new look. 4. The new transparent bottom design uses the 7750-produced 69385 self-winding mechanical movement. When fully wound, it can provide the watch with a 46-hour power reserve. 5. Double-layered light blue waterproof The dizzy coating allows for clearer reading. It continues the classic appearance of the previous model. Petronas Green has also become a big hit this year. It is definitely the watch with the most universal temperament. 6. Original mold opening at no cost Paired with the counter's exclusive research and development of a quick-release belt, a HE quick-release braided belt, ZF's masterpiece, welcome to taste, multifunctional mechanical watch,,,iwc,gold