Specifications
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.
Timekeeping:
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
World Time:
Hour, minute, 24-hour
27 world cities (38 time zones)
Auto summer time setting
Home City/World Time City swapping
Tide Graph:
Tide level/high tide time selection
Stopwatch:
Measuring unit: 1 second
Measuring capacity: 23:59’59” (24 hours)
Diving Function:
Dive time measurement: Up to two hours (1-second units)
Surface interval display: Up to 24 hours
Log memory: 30 records (dive start and end dates and times, or surface start and end dates and times)
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.
Tide Graph (6 levels)
Information on approximately 3,300 global locations
Hand alignment correction
Data Communication Specifications
Bluetooth®
Frequency Band: 2400MHz to 2480MHz
Maximum Transmission: 0 dBm (1 mW)
Communication range: Up to 2 meters (depends on environment)
Other:
LED light (Super Illuminator, afterglow)
Power Saving
Auto hand alignment correction
Hand Shift
Power Supply:
Solar panel and one rechargeable battery
Approximate Battery Life:
Approximately 5 months
Conditions
Not exposed to light under the conditions below.
- Bluetooth connection time: 10 hours/day
- Illumination: Once (3 seconds)/day
- Second hand sleep: 6 hours/day
- Diving: 3 dives/month
- Dive time measurement: 45 minutes/dive
- Surface interval measurement: 15 minutes/dive
- Illumination: 6 seconds (3 seconds x 2)/dive
Note that battery operating time is reduced by illumination conditions, dive time duration in the Diving Mode, 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.
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