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.
Astron
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Brand Seiko Caliber Number 8B43 Movement Type Solar Powered (Quartz) Jewels Unkown Crystal Oscillator Frequency 32,768 Hz (cycles per second)...
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This seems to be a fairly vague definition. To me the Seiko Kinetic is more…
Hi Chris, glad you found the article to be helpful. Thank you for commenting :)
Ive been wanting to build a GMT watch for a while and found this article…
Found this movement in a 'Relic' ZR55086110501
Definitely a fake Mavado
Can anyone ID the movement in the picture attached to this comment?
Hello, if you read a couple of messages back I found an exploded diagram that…