The Glycine Airman Base 22 "Mystery" (Reference 3887.99) is a Swiss-made automatic pilot's watch featuring a 42mm stainless steel case with a matte black PVD finish and a matching black textile military strap. It utilizes a 4-hand layout powered by the GL293 automatic movement, which combines a standard 12-hour local time tracking system with an independent, high-contrast red GMT hand operating on a 24-hour dial scale. The watch is equipped with a scratch-resistant sapphire crystal, a bidirectional rotating 24-hour bezel with a dedicated locking crown at the 4 o'clock position, an exhibition case back showcasing a blacked-out rotor, and a water resistance rating of 200 meters. Please note all photos shown are of the watch for sale.