Engineered for resilience and built for the bold, the G-SHOCK GA-2100-1A1 combines advanced functionality with rugged durability. Featuring a Carbon Core Guard structure, shock resistance, and 200-meter water resistance, this watch is a powerhouse of performance for those who thrive on adventure.

With world time, stopwatch, multiple alarms, and a super illuminator double LED light, it’s as functional in the field as it is fashionable in the city.

Product Specifications:

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

• Weight: 51 g

• Case & Bezel Material: Carbon / Resin

• Band: Durable Resin Band

• Glass: Mineral Glass

• Compatible Band Size: 145 to 215 mm

Key Features:

• Construction:

  • Shock Resistant

  • Carbon Core Guard Structure

• Water Resistance: 200 meters

• Power Supply: Dual SR726W batteries

• Battery Life: Approx. 3 years

• Warranty: 2 Years

• Country of Origin: China

Watch Functions:

• World Time:

  • 31 time zones (48 cities + UTC), DST on/off

• Stopwatch:

  • 1/100-second for first 60 mins

  • 1-second after 60 mins

  • Elapsed, split, 1st-2nd place times

• Countdown Timer:

  • Range: 1 sec to 24 hours

• Alarms:

  • 5 Daily Alarms + Hourly Time Signal

• Lighting:

  • Double LED (Face & Backlight)

  • Super Illuminator with afterglow

• Calendar:

  • Full Auto Calendar (up to year 2099)

• Other:

  • 12/24-Hour Format

  • Mute Function

  • Hand Shift Feature for display clarity

  • Accuracy: ±15 seconds/month

  • Analog & Digital Timekeeping

Why Choose the G-SHOCK GA-2100-1A1?

This model strikes the perfect balance of durability, style, and advanced features, making it ideal for both everyday wear and demanding environments. Whether you're an explorer, athlete, or simply value precision, the GA-2100-1A1 is made to keep up with your lifestyle.