Module No. 5625


Accuracy at normal temperature:

±15 seconds per month average when time adjustment by time calibration signal reception or by communication with a phone is not possible.


Hour, minute (5-second movement), second, day, day of the week, Full Auto Calendar (2000 to 2099)

Signal Receive Functions:

Auto receive, manual receive

Auto transmitter selection (for JJY, MSF/DCF77)

Receivable Call Signs

JJY (40kHz/60kHz), BPC (68.5kHz), WWVB (60kHz), MSF (60kHz), DCF77 (77.5kHz)

OFF: Signal receive disabled

Dual Time:

Hour, minute, 24-hour

27 time zones

Auto summer time setting

Home City/World Time City swapping


Measuring unit: 1 second

Measuring capacity: 23:59’59” (24 hours)


Setting unit: 1 minute

Countdown range: 24 hours

Measuring unit: 1 second

10-second beeper when the end of the countdown is reached


Setting units: Hours, minutes

Beeper: 10 seconds

Mobile Link:

Auto Time Correction

Phone finder

Watch operation sounds the alert sound of the phone.

World Time

Current time for a selection of approximately 300 cities
Home Time/World Time swapping

Auto summer time setting

Automatic switching between standard time and summer time

Timer Settings

Alarm Settings

Hand alignment correction

Data Communication Specifications


Frequency Band: 2400MHz to 2480MHz

Maximum Transmission: 0 dBm (1 mW)

Communication range: Up to 2 meters (depends on environment)


LED light (Super Illuminator, afterglow)

Power Saving

Auto hand alignment correction

Power Supply:

Solar panel and one rechargeable battery

Approximate Battery Life:

Approximately 5 months


Not exposed to light under the conditions below.

  • Bluetooth connection time: 10 hours/day
  • Alarm: Once (10 seconds)/day
  • Illumination: Once (3 seconds)/day
  • Second hand sleep: 6 hours/day

Note that battery operating time is reduced by illumination conditions and Bluetooth connection time.*

* Bluetooth connection time

  • 16 hours/day: Approximately 4 months
  • 18 hours/day: Approximately 3 months

Specifications are subject to change without notice.