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General| Case Material | Stainless steel |
|---|---|
| Case Diameter | 38.5 mm |
| Lug Width | 20 mm |
| Crystal | Sapphire |
| Dial Color | Black |
| Power Reserve | 38 hours |
| Functions | Hours, minutes, seconds, date |
| Movement | ETA 2824-2 |
| Water Resistance | 200 m (20 bar) |
| Lume | Super-LumiNova |
| Bracelet Material | Steel |
Details on product tests and features like HYDRO Technology.
Highlights DIAPAL, TEGIMENT technologies, and submarine steel use.
Focuses on R&D, testing, and hand-engraving services.
High contrast, large numerals, and luminous paint for clear visibility.
Explains the rotating bezel for measuring time intervals, crucial for aviation.
Illustrates components and crown positions for the 656 model.
Illustrates components and crown positions for the 657 model.
Guides on winding, setting time, and quickset date adjustment.
Instructions for shortening or lengthening solid metal watch bands.
Instructions on cutting and reattaching silicone bands for desired length.
Explains methods for installing a strap with a small butterfly clasp.
Lists movement details (ETA 2824-2) and watch functions.
Covers case materials, crystal, water resistance, and magnetic field protection.
Lists movement details (ETA 2824-2) and watch functions, including pilot's bezel.
Covers case materials, crystal, water resistance, and magnetic field protection.
Recommendations for rinsing, water resistance checks, and timekeeping accuracy.
Contact details and instructions for sending watches for service.
Details required information and address for sending watches for repair or service.
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