









G-Shock
CasiOak RGB Gamers Collection
SKU: GA2100RGB-1A
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Boldly modern and unmistakably tough, the G-Shock CasiOak RGB Gamers Collection GA2100RGB-1A redefines the men’s watch category with a fusion of gaming-inspired style and rugged engineering. Its sleek octagonal bezel, glossy black resin case, and vibrant rainbow accents create a futuristic aesthetic, while the Carbon Core Guard structure and mineral crystal glass ensure durability. Built for performance, it features a shock-resistant design, 200-meter water resistance, world time with 31 zones, and double LED illumination. With both analog and digital displays, a full auto-calendar, daily alarms, and a 1/100-second stopwatch, it delivers precision under pressure in a lightweight, 51g form. Designed to complement urban streetwear and tech-centric style, this timepiece merges high-caliber function with expressive visual flair.
Feature Overview
Warranty
2 Years
Packaging
G-Shock Box
Case Size
48.5mm
Gender
Men
Glass Material
Mineral Crystal
Movement
Quartz
Water Resistance
200 Meters
Band Type
Black Resin
Specifications
- Case / bezel material: Resin
- Resin Band
- Mineral Glass
- Neobrite
- Shock Resistant
- Carbon Core Guard structure
- 200-meter water resistance
- Double LED light
LED light for the face (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)
LED backlight for the digital display (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow) - World time
31 time zones (48 cities + coordinated universal time), daylight saving on/off - 1/100-second stopwatch
Measuring capacity:
00'00''00~59'59''99 (for the first 60 minutes)
1:00'00''~23:59'59'' (after 60 minutes)
Measuring unit:
1/100 second (for the first 60 minutes)
1 second (after 60 minutes)
Measuring modes: Elapsed time, split time, 1st-2nd place times - Countdown timer
Measuring unit: 1 second
Countdown range: 24 hours
Countdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments) - 5 daily alarms
- Hourly time signal
- Hand shift feature
- Full auto-calendar (to year 2099)
- 12/24-hour format
- Button operation tone on/off
- Regular timekeeping
Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (day)
Digital: Hour, minute, second, pm, month, date - Accuracy: ±15 seconds per month
- Approx. battery life: 3 years on SR726W × 2
- Size of case : 48.5 × 45.4 × 11.8 mm
- Total weight : 51 g
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