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Casio G-Shock

GM-2100BM-1A

GM-2100BM-1A

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Casio G-Shock x GM-2100 Series ft. Streamlined aka Shock Construction Men Sports Hexagon 200m Water Resistant Watch GM-2100BM-1A GM2100BM GM2100 GM-2100 GM-2100BM

Discover the G-Shock GM-2100BM/M series, a monochromatic watch with an iconic octagonal metal bezel showcasing its shock-resistant core. This streamlined, industrial design blends analog-digital readability with G-Shock legendary durability for modern style.

Module / Movement
5611 (quartz)

Battery Life / Accuracy
Approximately 3 years (+/-15 seconds per month)

Crystal
Mineral crystal

Light
Double LED light (super illuminator, selectable illumination duration, afterglow)

Case / Band Material
Resin / stainless steel case with bio-based resin band

Water Resistance
200m / 20 bar

Case Size
Thickness: 11.8 mm
Diameter: 44.4 mm
Length: 49.3 mm
Lug width: Integrated

Other Specifications
Casio G-Shock x GM-2100 Series ft. Streamlined aka Shock Construction
Shock resistant
World time (31 time zones, daylight saving on/off)
1/100-second stopwatch (up to 24 hours, elapsed time, split time)
1-second countdown timer (up to 24 hours)
5 daily alarms
Hourly time signal
Full auto-calendar (to year 2099)
Button operation tone on/off
12/24-hour format
Hand shift feature (hands move to provide an unobstructed view of digital display content)
Regular timekeeping (analog-digital display)

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