Product Overview
The Casio A700W-1ACF Classic Digital Watch combines timeless style with modern functionality. Its sleek 6mm case and durable stainless steel band offer a versatile accessory suitable for various occasions. This watch is equipped with essential features for daily use and reliable performance.

Figure 1: Front view of the Casio A700W-1ACF Classic Digital Watch, featuring its silver stainless steel band and clear digital display.
Key Features
- 1/100-second Stopwatch: For precise timing needs.
- Day-Date Auto Calendar: Automatically adjusts for different month lengths.
- Amber LED Backlight: Ensures display readability in low-light conditions.
- Water-Resistant Design: Protects against everyday splashes.
- Daily Alarm & Hourly Time Signal: Convenient time management features.
- Durable Stainless Steel Band: Offers comfort and longevity.
- Slim Profile: Super slim 6mm case for a comfortable fit.
Setup
1. Adjusting the Band
The stainless steel band features an adjustable clasp for a comfortable fit. To adjust, locate the clasp and lift the small lever. Slide the clasp along the band to the desired position, then press the lever down firmly to secure it. No special tools are typically required for this adjustment.

Figure 2: The Casio A700W-1ACF watch worn on a wrist, demonstrating its slim design and comfortable fit.
2. Initial Time and Date Setting
Refer to the detailed operating instructions in the "Operating" section to set the current time, date, and any desired alarms. The watch typically has side buttons for navigating modes and adjusting values.
Operating Instructions
Your Casio A700W-1ACF watch features multiple modes accessible via the side buttons. Familiarize yourself with these buttons to navigate and utilize all functions.
Button Functions:
- MODE Button: Cycles through different modes (Timekeeping, Alarm, Stopwatch).
- LIGHT Button: Activates the amber LED backlight for illumination.
- START/STOP/12-24H Button: Used for starting/stopping the stopwatch and toggling between 12-hour and 24-hour time formats.
- ADJUST Button: Used to enter and exit setting modes, and to confirm selections.
Setting Time and Date:
- In Timekeeping Mode, press and hold the ADJUST button until the seconds begin to flash.
- Press the MODE button to cycle through the settings: Seconds → Hour → Minute → Year → Month → Day.
- Use the START/STOP/12-24H button to increase the flashing value.
- Once all settings are correct, press the ADJUST button to exit the setting mode.
Using the Stopwatch:
- Press the MODE button until you reach the Stopwatch Mode (indicated by "ST" or "CHRONO" on the display).
- Press the START/STOP/12-24H button to start the stopwatch.
- Press the START/STOP/12-24H button again to stop the stopwatch.
- To reset, press the ADJUST button while the stopwatch is stopped.
Setting the Alarm:
- Press the MODE button until you reach the Alarm Mode (indicated by "AL" on the display).
- Press the ADJUST button to enable/disable the alarm.
- To set the alarm time, press and hold the ADJUST button until the hour flashes.
- Use the START/STOP/12-24H button to adjust the hour, then press MODE to move to minutes.
- Use the START/STOP/12-24H button to adjust the minutes.
- Press the ADJUST button to confirm and exit.
Backlight Function:
Press the LIGHT button at any time to illuminate the display with an amber LED backlight for easy viewing in dark conditions.
Video 1: Official Casio Brand Video. This video provides an overview of Casio's brand and product philosophy, showcasing the durability and classic design elements found in watches like the A700W-1ACF.
Maintenance
- Cleaning: Wipe the watch regularly with a soft, dry cloth to remove dirt and smudges. For the stainless steel band, a slightly damp cloth can be used, followed by drying. Avoid harsh chemicals or abrasive cleaners.
- Water Resistance: The watch is water-resistant for everyday splashes. Avoid submerging it in water, swimming, or showering with the watch on, as this can compromise its water resistance.
- Battery Replacement: The watch has a reliable 3-year battery life. When the display becomes dim or functions are erratic, it may be time for a battery replacement. It is recommended to have this done by a qualified watch technician to ensure proper sealing and water resistance.
- Storage: Store your watch in a cool, dry place away from direct sunlight and extreme temperatures when not in use.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Display is blank or dim. | Low or dead battery. | Replace the battery. Consult a professional if unsure. |
| Time is incorrect. | Time not set correctly or accidental button press. | Re-set the time and date following the "Setting Time and Date" instructions. |
| Buttons are unresponsive. | Moisture ingress or internal malfunction. | Ensure watch is dry. If problem persists, seek professional repair. |
| Alarm does not sound. | Alarm is disabled or volume is too low (if applicable). | Check alarm settings and ensure it is enabled. |
Specifications
- Model Number: A700W-1ACF
- Brand: Casio
- Material: Stainless-steel
- Product Dimensions: 6 x 6 x 4 inches; 1.76 ounces
- Battery: 1 Lithium Metal battery (included)
- Battery Life: Approximately 3 years
- Water Resistance: Yes (suitable for everyday splashes, not swimming)
- Display Type: Digital
- Backlight: Amber LED
- Calendar Type: Day-and-date auto calendar
- Stopwatch: 1/100-second
- Alarm: Daily alarm, hourly time signal
- Country of Origin: China

Figure 3: The product packaging for the Casio A700W-1ACF watch.
Warranty and Support
For detailed warranty information and customer support, please refer to the official user manual provided with your purchase or visit the official Casio website.
A digital version of the user manual can be accessed here: Casio A700W-1ACF User Manual (PDF)





