G-SHOCK GA-B2100-1A1JF Carbon Core Guard Bluetooth Digital-Analog Watch

Model: GA-B2100-1A1JF
Waterproof: 20 ATM (200 meters)
Dimensions: 48.5 x 45.4 x 11.8 mm
Weight: 52.0 g
Accessories: Casio box and instruction manual

Main Features

Solid Solar: Solar-powered system that operates for approximately 7 months without further exposure to light, and up to 18 months in power saving mode.

Mobile Link Function: Connects to the "CASIO WATCHES" app via Bluetooth for automatic time correction, easy clock setting, world time in approximately 300 cities, time and location reminders, and mobile phone search.

World Time: Displays the time in 38 cities (38 time zones) with automatic daylight saving time adjustment, UTC display, and home city exchange functions.

Timer and Alarm: The timer is set in 1-second increments up to 60 minutes, with 5 alarms per day and a time signal once an hour.

Display: Dual LED with Super Illuminator for dial and LCD backlight, adjustable afterglow duration (1.5 seconds or 3 seconds).

Calendar: Fully automatic calendar with leap year calculation, no date adjustment required.

Additional features: Operation sound on/off switch, Power Save mode (display turns off in darkness to save energy), battery level indicator, needle retraction function (for better LCD visibility), 12/24 hour format switch, date and week display in 6 languages (English, Spanish, French, German, Italian, Russian).

Accuracy: Standard quartz accuracy with an average monthly deviation of ±15 seconds when not connected to a smartphone.

Overview

The GA-B2100-1A1JF combines advanced solar technology with smart Bluetooth connectivity to deliver precise timekeeping and convenience. Its lightweight carbon fiber core guard construction is durable without being bulky, making it a versatile and stylish watch for everyday wear and an active lifestyle.