- Shock Resistant
- 200m Water Resistant
- Tough Solar
- LED light (super illuminator) with afterglow
- Time Calibration signal reception auto receive up to six times a day (remaining auto receives canceled as soon as one is successful)
- 5 times a day for the Chinese calibration signal the latest signal reception results
- Atomic time Keeping
- Radio Wave Reception: Automatic reception up to six times a day (except for use in China: up to five times a day)
- Radio Frequency: 77.5 kHz (DCF77: Germany); 60 kHz (MSF: UK)60 kHz (WWVB: USA); 40 kHz (JJY: FukushimaJapan) / 60 kHz (JJY: Kyushu, Japan); 68.5 kHz(BPC: China)
- Mobile Link (wireless linking using Bluetooth)
- Auto hand home position correction
- Dual time
- 27 time zones, daylight savings on/off, home city swapping
- 1-second stopwatch
- Measuring capacity: 23:59'59"
- Measuring modes: Elapsed time
- 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)
- Daily alarm
- Battery level indicator
- Power saving (hands stop to save power when the watch is left in the dark)
- Full auto-calendar (to year 2099)
- Date display
- Regular timekeeping
- Analog: 3 hands (hour, minute, (hand moves every 10 seconds), second)
- 4 dials (24-hour, day, dual time hour and minute, dual time 24-hour) date
- Accuracy: /- 15 seconds per month (with no signal calibration)
- Approx battery operation time
- 5 months on rechargeable battery (operation period with normal use without exposure to light after charge)
- 18 months on rechargeable battery (operation period when stored in total darkness with the power save funtion on after full change)
- Moldule: 5526
- Size of Case: 52.2 46.2 14.6 mm / 131g
