CASIO G-SHOCK GA-B001-4AJF Bluetooth Analog-Digital Watch

Product Overview
The CASIO G-SHOCK GA-B001-4AJF combines toughness with advanced Bluetooth connectivity, designed for reliable performance in diverse environments. Featuring 20 ATM water resistance and a clear analog-digital display, this watch supports seamless smartphone linking through the CASIO WATCHES app for enhanced timekeeping and convenience.

Key Features

• Water Resistance: 20 ATM water resistance ensures durability in wet conditions

• Size & Weight: Compact dimensions of 42.5 x 46 x 13.8 mm and lightweight at 51g

• Bluetooth Mobile Link: Sync with the “CASIO WATCHES” app for automatic time correction, effortless clock setting, world time coverage of about 300 cities, location tagging, and phone finder

• World Time: Displays time for 38 cities across 38 time zones with daylight saving auto adjustment, plus UTC and home city swap function

• Stopwatch & Timer: Stopwatch with 1/100 second precision (under 1 hour) or 1 second precision (over 1 hour), 24-hour counter with split timing; timer adjustable up to 24 hours in 1-second increments

• Alarms: Five independent alarms plus hourly time signal

• Dual LED Light: LED dial light and LCD backlight with Super Illuminator, adjustable afterglow durations (1.5 or 3 seconds) for visibility in dark environments

• Calendar: Fully automatic calendar including leap years, no manual adjustment needed

• Operation Sound: Key operation sound can be switched ON or OFF

• Display Options: Switchable 12/24 hour formats; date format toggle between month/day; day of week shown in six languages (English, Spanish, French, German, Italian, Russian)

• Needle Retraction: Hands temporarily retract to avoid obstructing the digital display for easy readability

• Accuracy: Quartz movement with average monthly deviation ±15 seconds when not connected to smartphone