The Casio G-Shock GA-2100GB-1ADR is the Black & Gold “Casio” analog-digital watch, featuring G-Shock’s iconic octagonal design, a metallic gold dial, glossy black bezel and resin band. It uses a Carbon Core Guard structure for strength while maintaining a slim 11.8 mm profile.
Key specifications
- Brand: Casio G-Shock
- Model: GA-2100GB-1ADR / GA-2100GB-1A
- Color: Black & Gold
- Display: Analog + digital
- Case: Carbon/resin
- Band: Black resin
- Crystal: Mineral glass
- Case size: 48.5 × 45.4 × 11.8 mm
- Weight: 51 g
- Water resistance: 200 meters / 20 bar
- Shock resistant: Yes
- Battery: Approximately 3 years
- World time: 31 time zones / 48 cities
- Stopwatch: 1/100 second
- Countdown timer: Up to 24 hours
- Alarms: 5 daily alarms
- Lighting: Double LED Super Illuminator
- Calendar: Full auto-calendar through 2099
- Hand-shift function: Yes
