Casio G-Shock GA-2100-1A1ER Black Resin Analog-Digital Watch

Rugged environments demand a timepiece that can withstand impact, water, and the daily grind without sacrificing style. The Casio G-Shock GA-2100-1A1ER answers that call with its iconic octagonal bezel, lightweight Carbon Core Guard structure, and a sleek all-black finish that transitions effortlessly from trail to office.

Who is it for

This watch is built for adventurers, outdoor workers, and anyone who needs a dependable companion that can take a beating. Its lightweight carbon and resin construction ensures all-day comfort, while 200-meter water resistance makes it suitable for swimming and snorkeling. If you value durability, precision, and understated design, this is your watch.

Main features

• Carbon Core Guard structure for exceptional shock resistance
• Double LED light (Super Illuminator) with afterglow for easy reading in the dark
• World Time with 31 time zones, stopwatch, countdown timer, and 5 daily alarms
• Full auto-calendar until the year 2099
• Accurate quartz movement with ±15 seconds per month precision
• Mineral glass crystal protects against scratches

Specifications

• Case Size: 48.5 × 45.4 × 11.8 mm
• Weight: 51 g
• Case Material: Carbon / Resin
• Bezel Material: Resin
• Band Material: Resin
• Movement: Quartz Analog-Digital
• Battery: 2 x SR726W (approx. 3 years life)
• Module: 5611
• Water Resistance: 200 meters

Tips

To maintain your watch, avoid exposing it to extreme temperatures or strong magnetic fields. Clean the resin band and case with a soft, damp cloth. When the battery runs low, replace it promptly to prevent leakage and ensure continued water resistance.