The Casio B640WMR-5ADF is a unisex watch designed for those who appreciate both elegance and practical functionality. Its rose gold finish and sleek mesh strap make it a standout accessory, while its advanced digital features help you stay punctual and organized every day.
Features
- Stopwatch with 1/100-second precision for accurate timing of events and activities
- Countdown timer with adjustable start time and auto-repeat for versatile time tracking
- Multi-function alarm with flash alert to ensure you never miss important reminders
- LED backlight with amber afterglow for easy readability in low-light conditions
- Full auto-calendar up to the year 2039 for hassle-free date tracking
- 12/24-hour format option for personalized time display
- Water-resistant up to 50 meters, suitable for daily use and light water exposure
Specifications
- Case Size: 38.9 × 35 × 9.4 mm
- Weight: 55 g
- Case and Bezel Material: Resin
- Band Material: Stainless Steel Mesh with Rose Gold Ion Plating
- Adjustable Clasp: Yes
- Glass Material: Resin Glass
- Water Resistance: 50 meters
- Battery Life: Approx. 3 years (CR2016)
- Accuracy: ±30 seconds per month
- Timekeeping: Hour, minute, second, pm, month, date, day
- Light: LED backlight, amber color with afterglow
- Stopwatch: 1/100-second, elapsed time, split time, 1st-2nd place times
- Countdown Timer: 1 second to 24 hours, auto-repeat
- Alarm: Multi-function with flash alert and hourly time signal
- Time Format: 12/24-hour






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