Hero image 0 of Renata 379 SR521SW Batteries - 1.55V Silver Oxide 379 Watch Battery (10 Count), 0 of 5

Renata 379 SR521SW Batteries - 1.55V Silver Oxide 379 Watch Battery (10 Count)

Name: Renata 379 SR521SW Batteries - 1.55V Silver Oxide 379 Watch Battery (10 Count)
Brand: Renata SA
SKU: 577420697
Price: 11.64 USD
Availability: InStock
Rating: 4.9 (8 reviews)

|8 ratings

Renata 379 SR521SW Batteries - 1.55V Silver Oxide 379 Watch Battery (10 Count)Renata 379 SR521SW Batteries 1 55V Silver Oxide 379 Watch Battery 10 Count Renata 379 SR521SW Batteries 1 55V Silver Oxide 379 Watch Battery 20 Count Renata 379 SR521SW Batteries 1 55V Silver Oxide 379 Watch Battery 2 Count Renata 379 SR521SW Batteries 1 55V Silver Oxide 379 Watch Battery 100 Count Renata 379 SR521SW Batteries 1 55V Silver Oxide 379 Watch Battery 50 Count

Count:10

Key item features

Renata Silver Oxide Battery - Superior Leakage Resistance
379 SR521SW | Nominal Voltage - 1.55V | Nominal Capacity - 16 mAh
High capacity retention on storage (low self-discharge)

Specs

Model
379 SR521SW
Brand
Renata SA
Volts
1.55 V
Rechargeable
N
Battery capacity
16 mAh
Count
10

Current price is $11.64

Price when purchased online

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Arrives by Mon, Jun 8

Sold and shipped by MY BATTERY SUPPLIER

4.544687688290821 stars out of 5, based on 9975 seller reviews(4.5)

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About this item

Product details

Renata 379 SR521SW Battery - 1.55V Silver Oxide Watch Battery - Renata has first hand knowledge of what a high quality watch battery must stand for. With our comprehensive range of over 40 different types of watch batteries, Renata can supply a suitable power source for any electronic device requiring an ultra-compact, long-lasting, low-voltage source of power.

Renata Silver Oxide Battery - Superior Leakage Resistance
379 SR521SW | Nominal Voltage - 1.55V | Nominal Capacity - 16 mAh
High capacity retention on storage (low self-discharge)

info:

We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.

Specifications

Model

379 SR521SW

Brand

Renata SA

Volts

1.55 V

Rechargeable

Warranty

Warranty information

Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.

Warnings

Ingestion Hazard

This product contains a battery. Death or serious injury can occur if ingested. A swallowed battery can cause Internal Chemical Burn in as little as 2 hours. Keep new and used batteries OUT OF REACH OF CHILDREN. Seek Immediate medical attention if a battery is suspected to be swallowed or inserted inside any part of the body.

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Customer ratings & reviews

4.9 out of 5 stars

stars8 ratings3 reviews

How item rating is calculated

Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.

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Showing 1-3 of 3 reviews

Oct 13, 2025

Teresa

Item details

Count: 10

Sold and shipped byPremium Batteries

5 out of 5 stars review

Verified Purchase

Watch batteries

The watch batteries came quickly, and was fully powered well. It got my two watches going again. I'm thankful to be able to go to Walmart with most of my needs.

Incentivized Review

Helpful?

Feb 19, 2026

Susan

Item details

Count: 10

Sold and shipped byPremium Batteries

5 out of 5 stars review

Verified Purchase

Fast shipping of a battery I couldn't find in the store.

Incentivized Review

Helpful?

Aug 25, 2025

Les

Item details

Count: 2

Sold and shipped byPremium Batteries

5 out of 5 stars review

Verified Purchase

Fit my watch

Incentivized Review

Helpful?

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Renata 379 SR521SW Batteries - 1.55V Silver Oxide 379 Watch Battery (10 Count)

Key item features

Specs

How do you want your item?

About this item

Product details

Specifications

Model

Brand

Volts

Rechargeable

Warranty

Warranty information

Warnings

Ingestion Hazard

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