ELEGANCE AND TECHNOLOGY G-Shock is a line of watches manufactured by Japanese electronics company Casio, designed to resist mechanical shock and vibration. G-Shock is an abbreviation for Gravitational Shock. The watches in the G-Shock line are designed primarily for sports, military and outdoors-oriented activities; nearly all G-shocks are digital or a combination of analog and digital and have a stopwatch feature, countdown timer, electroluminescent backlight and 200-metres of water resistance.
Product Description
CASIO G -SHOCK GA-2100FR-5AJF GA-2100FR-5A World time 20 bar watch
Product specification
Case size (length x width x thickness)
48.5 × 45.4 × 11.8 mm
quality
51 g
Case / bezel material
Carbon / resin
band
Resin band
structure
Impact resistant structure (shock resist)
Carbon core guard structure
Water resistance
Water resistant to 20 bar
Power supply and battery life
Battery life: about 3 years
Exterior
Glass
Inorganic glass
Band wearable size
145～215mm
others
Neobrite
Clock function
World time
World time: Time display of 48 cities (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)
timer
Timer (set unit: 1 second, maximum set: 24 hours, measured in 1 second units)
Alarm / time signal
5 time alarms / time signal
Light
Double LED light: LED light for dial (super illuminator, afterglow function, with afterglow time switching (1.5 seconds / 3 seconds)), LED backlight for LCD (super illuminator, afterglow function, afterglow time switching (1.5 seconds)) / 3 seconds) included)
Light color
LED: white
calendar
Fully automatic calendar
Operation sound ON/OFF switching function
Operation sound ON/OFF switching function
Precision
Average monthly difference: ±15 seconds
Other functions
12/24 time system means changeover
Needle evacuation function (If the needle overlaps with the LCD display and is difficult to see, the needle can be temporarily retracted from above the LCD display).
