Community verified— Verified from trusted watchmaker & collector sources
What Battery Does Seiko SND255 Use?
Battery
SR927SW
Silver Oxide Low Drain 1.55V
- Battery life
- ≈ ~3 years
- Voltage
- 3V
- Caliber
- 7T92
Where to buy SR927SW
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Compatible SR927SW Batteries
Seiko Seizaiken 395Maxell SR927SWSony MurataRenata 395
All listed brands are direct equivalents. Always use Silver Oxide Low Drain 1.55V chemistry.
Other Names for SR927SW
SR927SW395D395V395SB-AP
See full cross-reference table How to Replace the Battery in Seiko SND255
- Use a case back opener for the screw-off case back
- Remove old SR927SW battery carefully
- Insert new SR927SW positive side up
- Screw back case back firmly
Related Watch Models
Data verification
Battery information is based on manufacturer documentation where available and community-verified sources. If you notice an error or have official documentation for this model, please contact us to help improve this database.