JAPAN SET 100% ORIGINAL CASIO G-SHOCK SHOCK RYO ISHIKAWA SIGNATURE MODEL GA-2100RI25-7AJR / GA-2100RI25-7A / GA-2100

Case size (height x lateral x thickness)
48.5 × 45.4 × 11.8 mm
Quality
56 g
Case/Bezel material
Carbon/resin
Band
Resin band
Structure
Impact-resistant structure (shock resistant)
Carbon core guard structure
Waterproof
20 pressure waterproof
Power usage and battery life
Battery life: about 3 years

Glass
Inorganic glass
Band size: 145-215mm

World Time
World Time: Displays the time in 48 cities worldwide (31 time zones, with daylight saving time setting function) + UTC (Coordinated Universal Time)
Stopwatch
Stopwatch (1/100 second (less than 1 hour) / 1 second (1 hour or more), 24-hour counter, with split function)
Timer
Timer (Setting unit: 1 second, Maximum setting: 24 hours, Measured in 1-second increments)
Alarm
5 daily alarms and hourly time signal
Light
Double LED light:
LED light for dial (Super Illuminator, afterglow) Function, afterglow time switching (1.5 seconds/3 seconds),
LED backlight for LCD (Super Illuminator, afterglow function, afterglow time switching (1.5 seconds/3 seconds))
Light color
LED: White
Calendar
Full auto calendar
Operation sound ON/OFF switching function
Operation sound ON/OFF switching function
Accuracy
Average monthly difference: ±15 seconds
Other
12/24 hour format switching
Hand shift function (When the hands overlap the LCD display and make it difficult to see, the hands can be temporarily moved away from the LCD display)