Specifications - Seiko 7X52 Astron GPS Solar Basic Manual

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SPECIFICATIONS

1.Basic function ･･････････････････････ Main-dial ; three hands (hour/minute/second hands), date display,
2.Frequency of crystal oscillato ････････32,768 Hz (Hz = Hertz ... Cycles per second)
3.Loss/gain (monthly rate) ･･････････ Loss / gain ± 15 seconds on a monthly rate (Except the case when
4.Operational temperature range ････Between − 10℃ and +60℃
5.Driving system ･････････････････････ Step motor (hour/minute/second hands of main-dial, date, indicator
6.Power source ･･･････････････････････Secondary battery, 1 piece
7.Duration of operation ･･･････････････ Approximately 6 months (Fully charged, and the Power Save is not
8.GPS signal reception function ･････ Time zone adjustment, manual time adjustment, automatic time
9.IC (Integrated Circuit)･･････････････Oscillator, frequency divider and driving circuit C-MOS-IC, 4 pieces
SPECIFICATIONS
indicator hand, sub-dial ; two hands (hour/minute hands)
the watch is used without an automatic time setting by receiving
GP S signal and when it is worn on the wrist within a normal
temperature range between 5℃ and 35℃ ).
hand, hour/minute hands of sub-dial)
activated).
※ If the Power Save is activated after it is fully charged, the watch
continues to run for approximately 2 years at maximum.
adjustment
※ The...specifications...are...subject...to...change...without...prior...notice...for...product...improvement.
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