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GM-B2100BT-1A


Release:
October 2025   

Europe:

No information

UK:

No information

USA:

No information

Canada:

No information

China:

No information

Japan:31/10/2025
Taiwan:01/12/2025
Thailand:01/12/2025

India:

No information

Indonesia:01/12/2025
Malaysia:13/01/2026
Brasil:05/03/2026
Philippines:01/12/2025
Singapore:01/12/2025

Mexico:

No information

Cambodia:01/12/2025
South Africa:01/12/2025
South Korea:01/12/2025
Hong Kong:01/12/2025
Vietnam:01/12/2025
Turkey:01/12/2025
Middle East:01/12/2025
[dd/mm/yyyy]
Release information according to
www.casio.com

Module: 5691
Series: 2100
Subseries: GM-B2100

Nickname: Casioak
Collection: Black Tone
Special Edition: None
Limited Edition: No

Color Band: Silver
Color Bezel: Black
Color Watchface: Black
Color Display: Black

Timekeeping: Analog / Digital
Display: Negative
LCD Type: LCD
Light Type: Super Illuminator
Band: Metal
Bezel: Metal
Glass: Mineral Glass

Battery: Unknown
Battery Life: Rechargeable

Weight: 165 g
Size (HxWxT): 49.8 x 44.4 x 12.8 mm

Manual

Prices & Links

Resistance
Alpha Gel /
Vibration Resistance
Carbon Core Guard BullBar
DLC Low Temperature
Resistance
Magnetic Resistance
Mud Resistance Screw Back Tough MVT
Water Resistance:
200m
Sensor
Altimeter Barometer BPM Counter
Compass Depth Meter GPS
Heart Rate Monitor Step Tracker Thermometer
Info
Moon Graph Tide Graph Sunrise Sunset
Time
Dive Timer Multi Stop Watch Multi Timer
World Time Cities: 38/+300 Time Zones: 31
Alarms: 5
Date
Multi Date Format
MM-DD / DD-MM
Multi Language
Week Day
Function
Auto-Back Light Bluetooth Data Memory
Multi Band /
Wave Ceptor
Tough Solar Vibration
App
Casio Watches

More info about this model can be found on



Compatibility
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Replacement Parts