Description
ITTA SR626SW 377 1.55V Silver Oxide Watch Battery – Pack of 5
The ITTA SR626SW 377 1.55V Silver Oxide Watch Battery is a compact button-cell battery for compatible quartz watches and small electronic devices.
Each pack contains five non-rechargeable silver-oxide batteries. Moreover, the SR626SW format provides a convenient replacement option for watch movements requiring a 377 battery.
Silver-oxide chemistry provides a relatively stable operating voltage during discharge. Therefore, manufacturers commonly use this battery type in compatible precision timekeeping applications.
Key Features
- 1.55V Nominal Voltage: Supports compatible low-drain watch movements.
- Silver Oxide Chemistry: Provides relatively stable voltage during discharge.
- SR626SW / 377 Format: Matches equipment specifying this battery type.
- Compact Button Cell: Approximately 6.8mm in diameter and 2.6mm in height.
- Non-Rechargeable: Primary silver-oxide battery chemistry.
- Convenient Pack of 5: Includes five individual watch batteries.
- Original Blister Packaging: Keeps the cells individually separated before use.
Technical Specifications
| Specification | Details |
|---|---|
| Brand | ITTA |
| Model | SR626SW / 377 |
| Battery Chemistry | Silver Oxide |
| Nominal Voltage | 1.55V |
| Battery Size | SR626SW / SR66 |
| Diameter | Approx. 6.8mm |
| Height | Approx. 2.6mm |
| Rechargeable | No |
| Battery Type | Primary Button Cell |
| Pack Quantity | 5 Batteries |
| Packaging | Blister Strip |
Dimensions are standard values for the SR626SW battery format. Actual characteristics depend on the supplied manufacturer and model.
Common Applications
ITTA SR626SW batteries may power compatible devices such as:
- Quartz wristwatches
- Analog watch movements
- Compact precision electronic devices
- Other equipment specifying an SR626SW or 377 battery
For example, certain watch movements require a compact 1.55V silver-oxide cell with the SR626SW dimensions.
However, not all watches use the same battery size. Always confirm the original cell’s model number.
SR626SW vs 377 Battery
SR626SW and 377 commonly identify the same silver-oxide battery format.
Both designations generally refer to a 1.55V cell measuring approximately 6.8mm in diameter and 2.6mm in height.
Consequently, customers may find either code in watch manuals, battery charts or replacement guides.
Nevertheless, check the exact battery specification before purchasing.
SR626SW vs SR626W Battery
SR626SW and SR626W batteries generally share similar physical dimensions. However, their discharge characteristics can differ.
The SR626SW designation usually identifies a low-drain silver-oxide cell for compatible watch movements.
In contrast, SR626W commonly refers to a high-drain version.
Therefore, follow the watch manufacturer’s recommended battery code instead of relying only on physical size.
SR626SW vs SR920SW Battery
Although both batteries use silver-oxide chemistry and have a nominal voltage of 1.55V, they differ in diameter and height.
SR626SW / 377
- Diameter: Approximately 6.8mm
- Height: Approximately 2.6mm
SR920SW / 371
- Diameter: Approximately 9.5mm
- Height: Approximately 2.05mm
As a result, these battery types are not direct physical replacements.
Choose the exact size specified by your watch manufacturer.
Silver Oxide vs Alkaline Watch Batteries
Silver-oxide batteries generally maintain a more stable voltage during discharge than comparable alkaline button cells.
Furthermore, their electrical characteristics suit many precision watch movements.
However, batteries with similar dimensions may use different chemical systems.
For reliable operation, choose the chemistry and battery code recommended by the equipment manufacturer.
How to Replace an SR626SW Watch Battery
- Check the watch manufacturer’s battery specification.
- Open the watch case carefully with suitable tools.
- Identify the old battery’s orientation and polarity.
- Remove the exhausted cell without damaging the movement.
- Install the new SR626SW / 377 battery correctly.
- Close the case and verify watch operation.
For water-resistant or delicate watches, consider professional replacement to protect the watch movement and seals.
Important Battery Safety
- Never recharge silver-oxide button batteries.
- Avoid short-circuiting their terminals.
- Do not crush, puncture, dismantle or expose cells to fire.
- Keep new and used batteries away from children.
- Remove exhausted batteries promptly.
- Store unused cells securely in their original packaging.
- Follow local battery-waste disposal guidelines.
Warning: Button batteries can cause severe internal injuries if swallowed. If ingestion is suspected, seek immediate emergency medical care.
Frequently Asked Questions
What is the voltage of an ITTA SR626SW battery?
Each battery has a nominal voltage of 1.55V.
Is SR626SW the same as 377?
These designations commonly refer to the same silver-oxide watch battery format. Nevertheless, confirm your watch’s original battery requirement.
How many batteries are included?
Each pack contains five ITTA SR626SW / 377 cells.
Are these rechargeable batteries?
No. They are non-rechargeable primary batteries.
Can I replace SR920SW with SR626SW?
No. They have different physical dimensions.
Is SR626SW a lithium battery?
No. SR626SW uses silver-oxide chemistry.
Which devices can use SR626SW batteries?
Compatible quartz watches and other devices specifying SR626SW or 377 batteries may use this cell.
Buy ITTA SR626SW 377 Watch Batteries Online at ArcEin
Purchase the ITTA SR626SW 377 1.55V Silver Oxide Watch Battery – Pack of 5 from ArcEin for ₹65.
Each blister strip contains five watch batteries for compatible replacement applications.
ArcEin provides secure online payment options and delivery to serviceable locations across India.
For bulk orders or help identifying the correct watch battery, contact contactus@arcein.in.







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