Casio AE-1300
Casio AE-1300WH Series Digital Watch User Manual
Model: AE-1300 | Brand: Casio
Product Overview
The Casio AE-1300WH Series Digital Watch is a versatile timepiece designed for sports, training, and everyday wear. It features nine programmable interval timers, a 1/100-second stopwatch, and 100-meter water resistance, making it suitable for active lifestyles. The watch also includes a World Time function covering 29 time zones, an LED backlight for low-light visibility, and a full auto-calendar. Powered by a CR2025 battery, it offers up to 10 years of battery life, ensuring reliable performance and long-lasting durability.

Figure 1: Front view of the Casio AE-1300WH digital watch, showcasing its display and buttons.
Key Features
- Multifunction Sports Watch with Interval Timers: Features nine programmable interval timers for precise time tracking, ideal for structured workouts, sports training, and countdown-based activities. The 1/100-second stopwatch allows for elapsed time, split time, and event timing.
- 100M Water Resistance: Designed for durability, this digital watch is water-resistant up to 100 meters (330 feet), suitable for swimming, recreational water activities, and daily moisture exposure.
- World Time Function & Multiple Time Zones: Stay on schedule across time zones with World Time mode, featuring 29 time zones and 48 cities. Includes city code display and daylight saving time adjustment.
- LED Backlight with Afterglow: Ensures clear readability in low-light conditions. The auto-calendar is pre-programmed until 2099.
- 10-Year Battery Life: Powered by a CR2025 battery, this watch delivers up to 10 years of operation with minimal maintenance. Features quartz movement for accurate timekeeping (±30 seconds per month), daily alarm, hourly time signal, and button mute option.

Figure 2: The Casio AE-1300WH Series watch boasts an impressive 10-year battery life.
Setup and Initial Configuration
1. Time and Date Setting
To set the current time and date:
- Press the MODE button repeatedly until the timekeeping mode is displayed.
- Hold down the ADJUST button until the seconds begin to flash, indicating the setting mode.
- Use the MODE button to cycle through the settings: seconds, hour, minute, year, month, day.
- Use the START button to increase the flashing value, or the LIGHT button to decrease it (if applicable).
- Press ADJUST again to exit the setting mode.
2. World Time Setting
The watch can display the current time in 29 time zones (48 cities).
- From the timekeeping mode, press the MODE button to enter World Time mode.
- Use the START button to scroll through the different city codes/time zones.
- To toggle Daylight Saving Time (DST) for the selected city, hold down the ADJUST button.
3. Alarm Setting
Set daily alarms to remind you of important events.
- Press the MODE button to navigate to the Alarm mode.
- Use the START button to select the desired alarm number (if multiple are available).
- Hold down the ADJUST button until the alarm time digits flash.
- Use MODE to select hours or minutes, and START to change the value.
- Press ADJUST to confirm and exit.
Operating Instructions
1. Stopwatch Function
The 1/100-second stopwatch measures elapsed time, split times, and two finishes.
- Press the MODE button to enter Stopwatch mode.
- Press START to begin timing. Press START again to stop.
- Press ADJUST to reset the stopwatch to zero.
2. Interval Timers
Utilize the nine programmable interval timers for structured activities.
- Press the MODE button to enter Interval Timer mode.
- Hold ADJUST to enter setting mode for the timers.
- Use MODE to select the interval number and START to adjust the time.
- Press ADJUST to save settings.
- Press START to begin the interval countdown.
3. LED Backlight
To illuminate the display in low-light conditions, press the LIGHT button located on the top right side of the watch.

Figure 3: Side view of the watch, highlighting the accessible buttons for various functions.
Maintenance and Care
1. Water Resistance
The Casio AE-1300WH is water-resistant up to 100 meters (10 BAR). This means it is suitable for everyday use and can withstand splashes, rain, showering, and swimming. However, it is not recommended for diving or prolonged underwater use with button operations.
2. Battery Replacement
The watch is powered by a CR2025 lithium metal battery, designed to last approximately 10 years. When the display becomes dim or functions become erratic, it may be time for a battery replacement. It is recommended to have the battery replaced by a qualified watch technician to ensure proper sealing and water resistance.
3. Cleaning and Storage
To maintain your watch's appearance, wipe it regularly with a soft, dry cloth. For resin bands, a mild soap solution and water can be used, followed by thorough rinsing and drying. Avoid exposing the watch to extreme temperatures, direct sunlight for prolonged periods, or strong chemicals.

Figure 4: Rear view of the watch, displaying the stainless steel case back and water resistance marking.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Display is blank or dim. | Low battery or battery needs replacement. | Replace the CR2025 battery. Consult a qualified technician. |
| Time is incorrect. | Time settings are incorrect or not synchronized. | Refer to "Time and Date Setting" section to adjust. |
| Buttons are unresponsive. | Watch may be in a locked mode or internal issue. | Try pressing all buttons firmly. If issue persists, a reset or professional inspection may be needed. |
| Water inside the display. | Seal compromised or extreme temperature change. | Immediately take the watch to a qualified watch repair center. Do not attempt to dry it yourself. |
Specifications
- Model Number: AE-1300
- Brand: Casio
- Material: Resin
- Product Dimensions: 4 x 2.5 x 4 inches; 1.38 ounces
- Water Resistance: 100M (10 BAR)
- Battery: 1 Lithium Metal battery (CR2025) - included
- Battery Life: Approximately 10 years
- Movement: Quartz
- Accuracy: ±30 seconds per month
- Features: 1/100-second stopwatch, 9 interval timers, World Time (29 time zones, 48 cities), LED backlight with afterglow, Daily alarm, Hourly time signal, Full auto-calendar (to year 2099), 12/24-hour format, Button operation tone on/off.
Official Product Videos
Watch these official videos from Casio for more insights into your AE-1300WH Series watch.
Video 1: Casio Brand Video. This video provides an overview of the Casio brand and its commitment to innovation in timekeeping.
Video 2: Casio Men's AE-1300WH-8AVCF Illuminator Digital Display Quartz Black Watch. This video showcases the specific features and design of the AE-1300WH model.
Warranty and Support
For warranty information, product registration, or technical support, please visit the official Casio website or contact their customer service. Keep your purchase receipt as proof of purchase for any warranty claims.
You can find more information and support at the Official Casio Store on Amazon.
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