Casio G-Shock Black and Brilliant White Series GA-2100WD-1A Black Bio-Based Resin Band Men Sport Watch

Go bold and confident with a strikingly straightforward G-SHOCK in high-contrast black and white. 

Beginning with a base of G-SHOCK jet black and then bring in a bright dial finished in brilliant white vapor deposition. The monochromatic statement is a study in contrasts—matte black against glossy white. This abundantly cool design is available in five different models.

Choose your favorite — the GA-700 with front button design, the GA-100 or GA-110 with large case, the triple-graph design of the DW-6900, or the GA-2100 with octagonal case.

• Case size (L× W× H): 48.5 × 45.4 × 11.8 mm

• Weight: 51 g

• Case and bezel material: Carbon / Bio-based resin

• Band: Bio-based resin band

• Construction:

  Shock Resistant

  Carbon Core Guard structure

• Water resistance: 

  200-meter water resistance

• Power supply and battery life: 

  Approx. battery life: 3 years on SR726W X 2

• Glass: 

  Mineral Glass

• Compatible band size: 

  145 to 215 mm

• Other: 

  Neobrite

• World time:

  World time

  31 time zones (48 cities + coordinated universal time), daylight saving on/off

• Stopwatch:

  1/100-second stopwatch

  Measuring capacity:

  00'00''00~59'59''99 (for the first 60 minutes)

  1:00'00~23:59'59 (after 60 minutes)

  Measuring unit:

  1/100 second (for the first 60 minutes)

  1 second (after 60 minutes)

  Measuring modes: Elapsed time, split time, 1st-2nd place times

• Timer:

  Countdown timer

  Measuring unit: 1 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:

  5 daily alarms

  Hourly time signal

• Light:

  Double LED light

  LED light for the face (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)

  LED backlight for the digital display (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)

• Light color: 

  LED:White

• Calendar: 

  Full auto-calendar (to year 2099)

• Mute feature: 

  Button operation tone on/off

• Accuracy: ±15 seconds per month 

• Other features:

  12/24-hour format

  Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)

  Regular timekeeping:

  Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (day)

  Digital: Hour, minute, second, pm, month, date