Brand Seiko Caliber Number 3X22 Movement Type Quartz, solar-powered, GPS Diameter Unconfirmed Height Unconfirmed Jewels 8 Frequency 32,768 Hz Accuracy...
GPS Watches
The Seiko caliber 5X53 is a solar powered quartz movement with GPS. The 5X53 is found in Seiko Astron GPS...
Brand Seiko Caliber Number 8B43 Movement Type Solar Powered (Quartz) Jewels Unkown Crystal Oscillator Frequency 32,768 Hz (cycles per second)...
This movement enables the watch to receive GPS signals from the Global Positioning System satellites. That signal sends the precise time and date to the watch based on the location of the wearer and information from the atomic clock which is accurate within 1 sec every 100,000 or so yrs.
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Recent Comments
Edit: I find no 763(E) stamped on it.
I find it odd the battery hold down is different on the movement posted on…
disregard the question I just answered my own question.
are TMI stamped NH35 fake Chinese reproductions?
Keep comments respectful and on the topic of Tianjin Seagull Caliber ST16...that is a curious…
DeSanders Voyage GMT Series uses NH34A caliber, nice Norwegian microbrand. Black Pearl limited edition in…
Nice job!