The Seiko caliber 5X53 is a solar powered quartz movement with GPS. The 5X53 is found in Seiko Astron GPS...
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
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