Casio G-Shock Metal GM-B2100AD-5AER

Technical Specifications

🔹 General Information

• Case dimensions (H x W x D): 49.8 × 44.4 × 12.8 mm

• Weight: 165 g

• Material: Stainless steel (case and bezel)

• Strap: Stainless steel, adjustable from 150 to 205 mm

• Closure: One-touch 3-fold

• Structure: Shockproof

• Water resistance: Up to 20 bar

🔋 Nutrition

• Tough Solar: Solar Charging

• Battery life:

  • 7 months in normal use

  • 18 months in power saving mode (in the dark)

• Energy saving: Display automatically turns off in the dark

🔗 Connection & App

• Integrated Bluetooth®

• Mobile Link: Connect to your smartphone

• Dedicated App: CASIO WATCHES

• Smart functions:

  • Automatic clock adjustment

  • Simplified setup

  • World Time (about 300 cities)

  • Find phone

  • Memorandum

🔍 Display & Aesthetics

• Glass: Mineral

• Back: Screw-down case back

• Light:

  • Double LED light (Super Illuminator)

  • Selectable illumination: 1.5 or 3 seconds

  • White LED for dial and digital display

• Luminescence: Neobrite

⏱️ Clock Functions

• International Time:

  • 38 time zones + UTC

  • Displaying the city name

  • Daylight saving time can be activated/deactivated automatically

• Stopwatch:

  • Accuracy: hundredths of a second (first 60 min), then 1 sec

  • Max duration: 23:59:59

  • Modes: Elapsed time, split time/lap

• Countdown Timer:

  • Duration: Up to 60 min

  • Settings: Increments of 1 sec or 1 min

• Reminder: 5 daily alarms + hourly signal

• Calendar: Automatic until the year 2099

• Mute: Turns the button beep on/off

• Accuracy without Bluetooth: ±15 sec/month

🧠 Other Functions

• Battery level indicator

• Moving the hands: To avoid covering the display

• Day display in 6 languages

• Date/Month Switching

🔄 Viewing

• Analog:

  • 2 hands: hour and minute (movement every 20 seconds)

  • 1 auxiliary dial: battery level and mode

• Digital:

  • Hours, minutes, seconds

  • AM/PM, month, day, day of the week