Casio

This new color addition of the GW2310 model is cloaked in stealth black, highlighted by a black IP stainless steel bezel and reverse LCD display. The GW2310 has long been a favorite in the G-Shock line up for its utilitarian look and rugged toughness.Standard features include five alarms, 1/100th second stopwatch, countdown timer and world time as well as a full auto EL backlight, tough solar power system and Multi-Band 6 Atomic Timekeeping. Black resin band digital watch with black face.

Tough Solar Power • Multi-Band 6 Atomic Timekeeping • 200M Water Resistant & Shock Resistant

Basic Information

• Case size (L× W× H)

  52.5 × 46.4 × 15.6 mm

• Weight

  69 g

• Case and bezel material

  Resin / Stainless steel

• Band

  Resin Band

• Construction

  Shock Resistant

• Water resistance

  200-meter water resistance

• Time adjustment

  Radio-controlled Watch; Multi band 6

• Power supply and battery life

  Storage battery: Solar rechargeable battery
  Tough Solar (Solar powered)

Exterior

• Glass

  Mineral Glass

Watch Features

• World time

  World Time 31 times zones (48 cities + UTC), city code display, daylight saving on/off

• Stopwatch

  1/100-second stopwatch Measuring capacity: 23:59'59.99'' Measuring modes: Elapsed time, split time, 1st-2nd place times

• Timer

  Countdown timer Measuring unit: 1 second Input range: 1 minute to 24 hours (1-minute increments and 1-hour increments)

• Alarm/hourly time signal

  4 Daily alarms and 1 Snooze Alarm
  Hourly time signal

• Light

  Electro-luminescent backlight Full auto EL light, afterglow

• Light color

  EL:Blue Green

• Calendar

  Full auto-calendar (pre-programmed until the year 2099)

• Mute feature

  Button operation tone on/off

• Energy saving feature

  Power Saving

• Battery display/alert

  Battery power indicator

• Run time

  Approx. battery life: 10 months on full charge (without further exposure to light)

• Accuracy

  Accuracy: ±15 seconds per month

• Other features

  12/24-hour format

• Time adjustment details

  Multi-Band Atomic Timekeeping (US, UK, Germany, Japan, China) Receives time calibration radio signals which keep the displayed time accurate Auto receive function (up to 6 times per day/up to 5 times per day for China) Manual receive function Signal: US WWVB, UK MSF, Germany DCF77, Japan JJY40/JJY60, China BPC Frequency: US 60kHz, UK 60kHz, Germany 77.5kHz, Japan 40/60kHz, China BPC 68.5kHz