Description


This is the model sold in Japan. 
Mens：Band wearable size 145-200mm
Ladies：Band wearable size 145～200mm

【feature】
G-SHOCK's GMA-B800-1AJR (black) and GMA-B800-7AJR (white) watch pair is an ideal set that combines sporty and sophisticated design. GMA-B800-1AJR features a stylish black color that is easy to match with any outfit and is perfect for everyday use. The GMA-B800-7AJR, on the other hand, offers a clean look with its bright white color. Both models are equipped with Bluetooth connectivity and provide convenient functions by linking with a smartphone. This paired watch is the perfect choice for active couples and would also make a great gift.

【specification】
[Mens]
GMA-B800-1AJR
basic information
Release date
Case size (length x width x thickness)
50.7 x 45.2 x 15.5 mm
mass
52g
Case/bezel material
resin
band
resin band
structure
Shock-resistant structure (shock resist)
Waterproof
20 ATM water resistant
Power supply/battery life
Battery life: about 2 years
sensor function
Step counting function
   ・Step count display range: 0 to 999,999 steps
   - Goal achievement rate display (target step count setting range: 1,000 to 50,000 steps, in 1,000 step increments)
   - Step count graph (displays the number of steps per hour in 6 levels for 11 hours)
   ・Step indicator display
   - Power saving function (automatically puts the sensor into sleep mode to save power if there is no movement for a certain period of time)
Mobile link/app linkage function
Mobile link function
Mobile link function (function linked via Bluetooth communication with compatible mobile phones)
app
Compatible with “CASIO WATCHES”
exterior
glass
inorganic glass
others
neobright
clock function
world time
Dual time (with time swap function with home time)
stopwatch
Stopwatch (1/100 second (less than 1 hour) / 1 second (more than 1 hour), 24-hour meter, lap/split included, memory for up to 200 measurement data (measurement month/day, lap/split time), target time With notification function, up to 10 target notifications (target time) can be set)
timer
Timer: Timer for interval measurement with up to 5 time settings (set unit: 1 second, maximum set: 60 minutes, measurement in 1 second units, auto repeat, auto start)
alarm
5 time alarms/time signal
light
Double LED light:
LED light for dial (with auto light, super illuminator, afterglow function, afterglow time switching (1.5 seconds/3 seconds)),
LED backlight for LCD section (with auto light, super illuminator, afterglow function, afterglow time switching (1.5 seconds/3 seconds))
light color
LED: White
calendar
Fully automatic calendar
Operation sound ON/OFF switching function
Operation sound ON/OFF switching function
accuracy
Average monthly difference: ±15 seconds
*If not linked to a smartphone, it will operate with normal quartz accuracy (average monthly difference of ±15 seconds).
Other functions
12/24 hour display switching
Needle retraction function (If the hands overlap the LCD display and are difficult to see, you can temporarily retract the hands from above the LCD display.)

【Ladies】
GMA-B800-7AJR
basic information
Release date
Case size (length x width x thickness)
50.7 x 45.2 x 15.5 mm
mass
52g
Case/bezel material
resin
band
resin band
structure
Shock-resistant structure (shock resist)
Waterproof
20 ATM water resistant
Power supply/battery life
Battery life: about 2 years
sensor function
Step counting function
   ・Step count display range: 0 to 999,999 steps
   - Goal achievement rate display (target step count setting range: 1,000 to 50,000 steps, in 1,000 step increments)
   - Step count graph (displays the number of steps per hour in 6 levels for 11 hours)
   ・Step indicator display
   - Power saving function (automatically puts the sensor into sleep mode to save power if there is no movement for a certain period of time)
Mobile link/app linkage function
Mobile link function
Mobile link function (function linked via Bluetooth communication with compatible mobile phones)
app
Compatible with “CASIO WATCHES”
exterior
glass
inorganic glass
others
neobright
clock function
world time
Dual time (with time swap function with home time)
stopwatch
Stopwatch (1/100 second (less than 1 hour) / 1 second (more than 1 hour), 24-hour meter, lap/split included, memory for up to 200 measurement data (measurement month/day, lap/split time), target time With notification function, up to 10 target notifications (target time) can be set)
timer
Timer: Timer for interval measurement with up to 5 time settings (set unit: 1 second, maximum set: 60 minutes, measurement in 1 second units, auto repeat, auto start)
alarm
5 time alarms/time signal
light
Double LED light:
LED light for dial (with auto light, super illuminator, afterglow function, afterglow time switching (1.5 seconds/3 seconds)),
LED backlight for LCD section (with auto light, super illuminator, afterglow function, afterglow time switching (1.5 seconds/3 seconds))
light color
LED: White
calendar
Fully automatic calendar
Operation sound ON/OFF switching function
Operation sound ON/OFF switching function
accuracy
Average monthly difference: ±15 seconds
*If not linked to a smartphone, it will operate with normal quartz accuracy (average monthly difference of ±15 seconds).
Other functions
12/24 hour display switching
Needle retraction function (If the hands overlap the LCD display and are difficult to see, you can temporarily retract the hands from above the LCD display.)

※The contents of the product photo are all.　See photos for accessories and condition　if you have any questions' please feel free to contact us.
※Even if the warranty period is stated in the product description'Please note that the warranty may not apply to overseas purchasers outside of Japan.