GX-56SL-4D

Battery Life / Accuracy
Tough solar (11 months without exposure to light) (+/-15 seconds per month)

Crystal
Mineral crystal

Light
Electro-luminescent backlight (full auto EL light, selectable illumination duration, afterglow)

Case & Band Material
Resin case with resin band

Water Resistance
200m

Case Size
Thickness: 17.5 mm
Diameter: 53.6 mm
Length: 55.5 mm

Other Specifications
Shock resistant
Mud resistant
World time (31 time zones)
1/100-second stopwatch
Countdown timer
5 daily alarms
Hourly time signal
Full auto-calendar (to year 2099)
Button operation tone on/off
Power saving (display goes blank to save power when left in the dark)
Battery level indicator
12/24-hour format
Regular timekeeping (digital display)