The Casio W738H-3A is made for those who need a watch that can keep up with every part of the day. Featuring a bold military-inspired green colourway and durable sports styling, this digital timepiece delivers the tough, reliable performance Casio is known for.
Designed for active lifestyles, the W738H-3A combines a strong, easy-to-read display with a rugged build that’s ready for workouts, outdoor adventures, and everyday wear alike. Its sporty aesthetic gives it a versatile edge that works just as well on the street as it does on the move.
Comfortable, practical, and built with signature Casio durability, this watch is the perfect everyday companion for anyone who values function-driven style.
Take on your day with confidence — shop the Casio W738H-3A now and gear up with a watch built to go the distance.
Case size (L× W× H)
47 × 42.8 × 13.5 mm
Weight
43 g
Case and bezel material
Resin
Band
Resin Band
Water resistance
100-meter water resistance
Power supply and battery life
Approx. battery life: 10 years on CR2032
Country of origin
China
Glass
Resin Glass
Compatible band size
145 to 215 mm
World time
Dual time
Stopwatch
1/100-second stopwatch
Measuring capacity: 23:59'59.99''
Measuring modes: Elapsed time, split time, 1st-2nd place times
Other: 5-second countdown auto start
Timer
Countdown timer
Measuring unit: 1/10 second
Countdown range: 24 hours
Countdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments)
Alarm/hourly time signal
Daily alarm
Hourly time signal
Light
LED backlight
Afterglow
Light color
LED: Amber
Calendar
Full auto-calendar (to year 2099)
Mute feature
Button operation tone on/off
Accuracy
Accuracy: ±30 seconds per month
Other features
12/24-hour format
Vibe alert (daily alarm, hourly time signal, countdown timer time up, stopwatch auto start countdown)
Regular timekeeping
Hour, minute, second, pm, month, date, day
