Community verified— Verified from trusted watchmaker & collector sources
What Battery Does Sekonda 2447 Use?
Battery
SR920SW
Silver Oxide Low Drain 1.55V
- Battery life
- ≈ ~2 years
- Voltage
- 3V
- Caliber
- Seiko VD53 / Sunon PE90
Where to buy SR920SW
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Important: Both Seiko VD53 and Sunon PE90 variants use the same SR920SW (371) battery — safe to use regardless of production batch.
Compatible SR920SW Batteries
Renata 371Maxell SR920SWSony MurataEnergizer 371
All listed brands are direct equivalents. Always use Silver Oxide Low Drain 1.55V chemistry.
Other Names for SR920SW
SR920SW371V371
See full cross-reference table How to Replace the Battery in Sekonda 2447
- Use a case back opener
- Remove old SR920SW battery
- Insert new SR920SW positive side up
- Replace case back
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.