WS1800-1A

A multifunctional digital watch with wide, easy-read display — perfect for the sports scene.

The retro-style large graphic display makes the countdown timer easy to read at a glance.

Water-resistant up to 100 meters, ten-year battery life, LED backlight, as well as handy features like stopwatch, alarm, and more.

Basic Information

Case size (L× W× H)
48.2 × 45 × 13.8 mm

Weight
41 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 CR2025

Exterior

Glass
Resin Glass / Spherical Glass

Compatible band size
145 to 215 mm

Watch Features

World time
29 time zones (48 cities), city code display, daylight saving on/off

Stopwatch
Stopwatch: Add time timer for injury timeouts, etc.
Measuring unit: 1 second (upper and lower display)
Measuring capacities: Upper display: 59'59"; Lower display: 99'59"
Measuring modes: Elapsed time, event timer

Timer
Preset timer Measuring unit: 1 second
Preset start times: 10, 12, 15, 20, 25, 30, 35, 40, 45 minutes Timer modes: Elapsed time, auto-repeat
*Measurement of elapsed time for up to 60 minutes after the countdown reaches zero
Timers
Up to nine timers can be preset with separate starting times for timing of intervals. Measuring unit: 1 second Input range: 59'55. (5-second increment and 1-minute increments) Other: Auto-repeat

Alarm/hourly time signal
Daily alarm
Hourly time signal

Light
LED backlight
Afterglow

Light colour
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
Regular timekeeping:
Hour, minute, second, am/pm, month, date, day