GA-120 Series
- Mineral Glass
- Magnetic Resistant
- Shock Resistant
- 200-meter water resistance
- Case / bezel material: Resin
- Resin Band
- LED light
- Auto light switch, selectable illumination duration, afterglow
- World time
- 29 time zones (48 cities + coordinated universal time), city code display, daylight saving on/off, Home city/World time city swapping
- 1/1000-second stopwatch
- Measuring capacity: 99:59'59.999''
- Measuring modes: Elapsed time, lap time, split time
- Others: Speed (0 to 1998 units/hour), Distance input (0.0 to 99.9)
- Countdown timer
- Measuring unit: 1 second
- Countdown range: 24 hours
- Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
- Other: Auto-repeat
- 5 daily alarms (with 1 snooze alarm)
- Hourly time signal
- Full auto-calendar (to year 2099)
- 12/24-hour format
- Regular timekeeping
- Analog: 2 hands (hour, minute (hand moves every 20 seconds))
- Digital: Hour, minute, second, pm, month, date, day
- Accuracy: ±15 seconds per month
- Approx. battery life: 3 years on CR1220
- Size of case: 55 × 51.2 × 16.9 mm
- Total weight: 73 g
- LED:Amber
GA-150 SERIES
- Mineral Glass
- Magnetic Resistant
- Shock Resistant
- 200-meter water resistance
- Case / bezel material: Resin
- Resin Band
- LED light
- Auto light switch, selectable illumination duration, afterglow
- World time
- 29 time zones (48 cities + coordinated universal time), city code display, daylight saving on/off, Home city/World time city swapping
- 1/1000-second stopwatch
- Measuring capacity: 99:59'59.999''
- Measuring modes: Elapsed time, lap time, split time
- Others: Speed (0 to 1998 units/hour), Distance input (0.0 to 99.9)
- Countdown timer
- Measuring unit: 1 second
- Input range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
- Other: Auto-repeat
- 5 daily alarms (with 1 snooze alarm)
- Hourly time signal
- Full auto-calendar (to year 2099)
- 12/24-hour format
- Regular timekeeping
- Analog: 2 hands (hour, minute (hand moves every 20 seconds))
- Digital: Hour, minute, second, pm, month, date, day
- Accuracy: ±15 seconds per month
- Approx. battery life: 3 years on CR1220
- Size of case: 55.1 × 52.2 × 16.6 mm
- Total weight: 70.1 g
- LED:Amber
GA-200 / 201 Series
- Mineral Glass
- Magnetic Resistant
- Shock Resistant
- 200-meter water resistance
- Case / bezel material: Resin / Stainless steel
- Resin Band
- LED light
- Auto light switch, selectable illumination duration, afterglow
- World time
- 29 time zones (48 cities + coordinated universal time), city code display, daylight saving on/off, Home city/World time city swapping
- 1/1000-second stopwatch
- Measuring capacity: 99:59'59.999''
- Measuring modes: Elapsed time, lap time, split time
- Others: Speed (0 to 1998 units/hour), Distance input (0.0 to 99.9)
- Countdown timer
- Measuring unit: 1 second
- Countdown range: 24 hours
- Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
- Other: Auto-repeat
- 5 daily alarms (with 1 snooze alarm)
- Hourly time signal
- Full auto-calendar (to year 2099)
- 12/24-hour format
- Regular timekeeping
- Analog: 2 hands (hour, minute (hand moves every 20 seconds))
- Digital: Hour, minute, second, pm, month, date, day
- Accuracy: ±15 seconds per month
- Approx. battery life: 3 years on CR1220
- Size of case: 55.1 × 52.5 × 16.7 mm
- Total weight: 80 g
- LED:Amber
GA-300 Series
- Mineral Glass
- Magnetic Resistant
- Shock Resistant
- 200-meter water resistance
- Case / bezel material: Resin
- Resin Band
- LED light (Super Illuminator)
- Auto light switch, selectable illumination duration, afterglow
- World time
- 29 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping
- 1/100-second stopwatch
- Measuring capacity: 999:59'59.99''
- Measuring modes: Elapsed time, split time, 1st-2nd place times
- Countdown timer
- Measuring unit: 1 second
- Countdown range: 24 hours
- Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
- 5 daily alarms (with 1 snooze alarm)
- Hourly time signal
- Full auto-calendar (to year 2099)
- 12/24-hour format
- Button operation tone on/off
- Regular timekeeping
- Analog: 2 hands (hour, minute (hand moves every 20 seconds))
- Digital: Hour, minute, second, pm, month, date, day
- Accuracy: ±15 seconds per month
- Approx. battery life: 3 years on SR927W × 2
- Size of case: 55.1 × 52.2 × 16.5 mm
- Total weight: 71.8 g
- LED:White
GA-310 Series
- Mineral Glass
- Magnetic Resistant
- Shock Resistant
- 200-meter water resistance
- Case / bezel material: Resin
- Resin Band
- LED light (Super Illuminator)
- Auto light switch, selectable illumination duration, afterglow
- World time
- 29 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping
- 1/100-second stopwatch
- Measuring capacity: 999:59'59.99''
- Measuring modes: Elapsed time, split time, 1st-2nd place times
- Countdown timer
- Measuring unit: 1 second
- Countdown range: 24 hours
- Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
- 5 daily alarms (with 1 snooze alarm)
- Hourly time signal
- Full auto-calendar (to year 2099)
- 12/24-hour format
- Button operation tone on/off
- Regular timekeeping
- Analog: 2 hands (hour, minute (hand moves every 20 seconds))
- Digital: Hour, minute, second, pm, month, date, day
- Accuracy: ±15 seconds per month
- Approx. battery life: 3 years on SR927W × 2
- Size of case: 55.1 × 52.2 × 16.5 mm
- Total weight: 72 g
- LED:White
GA-400 Series
- Mineral Glass
- Magnetic Resistant
- Shock Resistant
- 200-meter water resistance
- Case / bezel material: Resin
- Resin Band
- LED light
- Auto light switch, selectable illumination duration (1.5 seconds or 3 seconds), afterglow
- World time
- 31 time zones (48 cities + coordinated universal time), one-touch UTC time zone, daylight saving on/off, Home city/World time city swapping
- 1/100-second stopwatch
- Measuring capacity: 23:59'59.99''
- Measuring modes: Elapsed time, split time
- Countdown timer
- Measuring unit: 1 second
- Countdown range: 60 minutes
- Countdown start time setting range: 1 minute to 60 minutes (1-minute increments)
- Other: Auto switching to elapsed time measurement (up to 60 minutes, 1-second units) when the end of a countdown timer operation is reached
- 5 daily alarms (with 1 snooze alarm)
- Hourly time signal
- Full auto-calendar (to year 2099)
- 12/24-hour format
- Button operation tone on/off
- Regular timekeeping
- Analog: 2 hands (hour, minute (hand moves every 20 seconds))
- Digital: Hour, minute, second, pm, month, date, day
- Accuracy: ±15 seconds per month
- Approx. battery life: 3 years on SR927W × 2
- Size of case: 55 × 51.9 × 18.3 mm
- Total weight: 70 g
- LED:Amber