Manufacturer ETA Caliber Number E40.305 Movement Type Quartz, analog-digital, battery-powered Lignes 15.5”’ Diameter 35mm Jewel Count No jewels (0) Battery...
Smart Watch
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.
Recent Comments
Militado got this movement
Henry Archer Vesterhav. Mine is running at +2 sec/day. I do wish that the movement…
Step 1) Set the time correctly. Step 2) Wait 24 hours. Step 3) Compare the…
The wonderfully underrated Festina Automatic Skeleton (20632/1) also uses this movement. It keeps time better…
17 is the grout number. ST1701 is the specific automatic calibre and ST1700 the manual…
Duzu Watches of Western Australia use this movement in their DW-D3 diver range