Casio G-Shock GA-2100-2A2 /GA-2100-7A7 / GA-2100-9A9

• Case size(L×W×H): 48.5 ×45.4 × 11.8mm

• Weight: 51 g

• Case andbezel material:
Carbon/ Bio-based resin

• Band:
Bio-basedresin band

• Construction:
ShockResistant
CarbonCore Guard structure

• Waterresistance:
200-meterwater resistance

• Powersupply and battery life:
Approx.battery life: 3 years on SR726W X 2

• Glass:
MineralGlass

• Compatibleband size:
145to 215 mm

• World time:
Worldtime
31time zones (48 cities + coordinated universal time), daylight saving on/off

• Stopwatch:
1/100-secondstopwatch
Measuringcapacity:
00'00''00~59'59''99(for the first 60 minutes)
1:00'00~23:59'59(after 60 minutes)
Measuringunit:
1/100second (for the first 60 minutes)
1second (after 60 minutes)
Measuringmodes: Elapsed time, split time, 1st-2nd place times

• Timer:
Countdowntimer
Measuringunit: 1 second
Countdownrange: 24 hours
Countdownstart time setting range: 1 second to 24 hours (1-second increments, 1-minuteincrements and 1-hour increments)

• Alarm/hourlytime signal:
5daily alarms
Hourlytime signal

• Light:
DoubleLED light
LEDlight for the face (Super illuminator, selectable illumination duration (1.5seconds or 3 seconds), afterglow)
LEDbacklight for the digital display (Super illuminator, selectable illuminationduration (1.5 seconds or 3 seconds), afterglow)

• Lightcolor:
LED:White

• Calendar:
Fullauto-calendar (to year 2099)

• Mutefeature:
Buttonoperation tone on/off

• Accuracy:
Accuracy:±15 seconds per month

• Otherfeatures:
12/24-hourformat
Handshift feature (Hands move out of the way to provide an unobstructed view ofdigital display contents.)
Regulartimekeeping:
Analog:2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (day)

Digital:Hour, minute, second, pm, month, date