Casio W-734 — Lap memory 60 and 10 years battery life

Battery Years★★★★★
How did we compose this rating? Enjoy our calculations →

About W-734 in Short. Looking for a great way to track your runs? Then try on the new W734 from Casio.
With time & distance calculations, 60-lap memory and a pacer signal, you’ll be improving your runs in no time. An Auto LED backlight feature illuminates the watch face with a tilt of the wrist which is a useful feature for nighttime runs and a 10-year battery provides lasting power for years to come. Black resin band digital watch with a neutral face.

General Information

Price$25  *average Amazon Price, we may earn commission from purchases
Year of First Release2011
Model RangeCasio Digital Collection
Battery Type CR2025 (Casio Batteries)
Manual3283 (official)

W-734 Model Range *may be updated

*Want to be the first to know about new Collection Updates? Here we store all recent Monthly Collection Updates →

Other Casio Digital W Watches *similar by price and functions but different by cases

These are not all Casio Digital W Series. Here is a list of All Casio Digital W Watches →

Casio W-734 on the wrist!

Casio W-734 Display Guide *for key functions only. For you to know how it works))


To set the time and date
1. In the Timekeeping Mode, hold down A until the seconds start to flash, which indicates the setting screen.
2. Press C to move the flashing to select other settings.
3. When the setting you want to change is flashing, use D and B to change it.
4. Press A to exit the setting screen.


The 1/100-second stopwatch lets you measure elapsed time and lap/split times. The stopwatch uses the basic data you input and a pacer signal to calculate the distance you cover while jogging or running. Stopwatch times and your distance are also stored in memory.
– The stopwatch measurement operation continues even if you exit the Stopwatch Mode.

Countdown Timer

To use the countdown timer
Press B while in the Countdown Timer Mode to start the countdown timer.
– When the end of the countdown is reached and auto-repeat is turned off, the alarm sounds for 10 seconds or until you stop it by pressing any button. The countdown time is automatically reset to its starting value when the alarm stops.

Dual Time

  1. Press C to enter the Dual Time Mode
  2. Use A, B, and D to set the Dual Time Mode time.
    – Each press of D (+) and B (-) changes the time setting in 30-minute increments.
    – Pressing A sets the Dual Time Mode to the same time as the Timekeeping Mode.

Official W-734 Specs / Features *for base version W-734

  • Case: Resin
  • LED: Amber
  • Stopwatch
    Time and distance measurements
    Measuring unit: 1/100 (lower part of the display for first 60 minutes, center part of the display for first 10 hours) ot 1 second (lower part of the display after 60 minutes, center part of the display after 10 hours); 0.1 miles or km
    *Changeover between kilometers (km) and miles (mi)
    Measuring capacity: from 99:59’59”; 99.9 miles or km; 999.9 miles or km (total distance covered)
    Measuring modes: Elapsed time, lap/split times
    Memory capacity: Up to 61 records (used by lap/split time records and log title screens); total distance covered
    Basic data input: Stride length 40 to 190 cm (16 to 76 inch)
    *Changeover between centimeters (cm) and inch (in)
    Others: Pacer signal; lap/split number (from 01 to 99); Best lap time screen
  • 12/24-hour format
  • Accuracy: ±30 seconds per month
  • Approx. battery life
    10 years on CR2025
  • Full auto-calendar (to year 2039)
  • Countdown timer
    Measuring unit: 1 second
    Input range: 1 minute to 100 hours (1-minute increments and 1-hour increments)
    Other: Auto-repeat
  • Daily alarms
    5 independent daily alarms (4 one-time alarms and 1 snooze/one-time alarm)
  • Dual time
  • Hourly time signal
  • LED backlight
    Auto light switch, afterglow
  • Regular timekeeping
    Hour, minute, second, pm, year, month, date, day
  • Size of case: 48.2 x 42.4 x 13.9 mm
  • Weight: 38 g

You ask, we answer…

What does 100-meter water resistance in W-734 mean?

The watch is good for swimming but not for deep diving.

How does Dual Time in W-734 work?

Digital display shows the current time in 2 different zones.

What does Stopwatch in W-734 do?

Measuring capacity: 99:59’59”; 99.9 miles or km; 999.9 miles or km (total distance covered).


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