GA-2100-1A1DR

📏 Size & Weight

• Dimensions: 48.5 × 45.4 × 11.8 mm

• Weight: 51 g

⚙️ Material & Design

• Case/Bezel Material: Carbon / Resin

• Band: Resin strap

• Structure: Shock-resistant, Carbon Core Guard Structure

💧 Water Resistance

• Water Resistance: Up to 200 meters

🔋 Battery

• Approximate Battery Life: 3 years on SR726W × 2

🪟 Glass

• Mineral Glass

🕘 Functions

• World Time: 31 time zones (48 cities + UTC), daylight saving on/off

• Stopwatch:

  • 1/100-second stopwatch

  • Measuring range:

    • 00'00''00 to 59'59''99 (first 60 minutes)

    • 1:00'00 to 23:59'59 (after 60 minutes)

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

• Countdown Timer:

  • Unit: 1 second

  • Range: 1 second to 24 hours

  • Setting increments: 1 sec, 1 min, 1 hour

• Alarms / Hourly Signal:

  • 5 daily alarms

  • Hourly time signal

💡 Illumination

• Dual LED Light:

  • LED for watch face (Super Illuminator, selectable duration: 1.5 or 3 seconds, afterglow)

  • LED backlight for digital display (Super Illuminator, selectable duration: 1.5 or 3 seconds, afterglow)

• Light Color: White

📆 Other Features

• Full Auto-Calendar (up to 2099)

• Mute Function (button operation tone on/off)

• Accuracy: ±15 seconds per month

• Band Size Compatibility: Fits wrists from 145 mm to 215 MM