Seiko W307 Movement Details
Seiko caliber W307 is a digital watch movement.
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Sub-brands: | Alba, Lorus |
Battery: | CR2016 / (Lithium) |
Accuracy: | ±20 seconds/month |
Day / date? | Day + date |
GMT / world time? | No |
Chronograph? | Yes |
Alarm? | Yes |
Size / diameter: | 27.4mm |
Height: | 4.8mm |
PDF guides: |
Battery replacement guide
: W307A
Technical guide |
Related movements: | W306 W308 W309 |