GBM-2100-1ADR

Welcome to a whole new level of metal-clad 2100 functionality — tough construction and stylish design in a timepiece that takes you from casual settings to business meetings without a thought.

Reference: GBM-2100-1A
Smartphone link: Bluetooth®, CASIO WATCHES app; auto time adjustment, easy watch setting, 300 world time cities, time & place, reminder, phone finder
World time: 38 time zones (38 cities + UTC), auto DST switching, home/world time city swapping
Stopwatch: 1/100-second
Timer: Countdown, 1-second unit, 60-minute range, set in 1-second and 1-minute increments
Alarms: 5 daily alarms, hourly time signal
Calendar: Full auto-calendar (to year 2099)
Other functions: Hand shift, 12/24-hour format, date/month display swapping, day display in 6 languages, button operation tone on/off, battery level indicator, power saving (display goes blank in darkness)

MOVEMENT
Type: Quartz, Tough Solar (solar powered)
Battery life: Approx. 7 months (normal use without light exposure); 18 months (in total darkness with power save on)
Accuracy: ±15 seconds per month (without mobile link)

CASE
Material: Bio-based resin / Stainless steel (case and bezel)
Dimensions: 49.3 × 44.4 × 11.9 mm
Crystal: Mineral
Water resistance: 200 m
Shock resistance: Yes
Weight: 72 g

DIAL
Luminescence: Neobrite; Double LED (Super Illuminator), LED for the face and LED backlight for the digital display, white, selectable 1.5 or 3 seconds, afterglow

STRAP
Material: Bio-based resin
Fits wrist: 145 to 215 mm