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⏱️ Power your time with Swiss precision—because every second counts!
The Renata 379 (SR521SW) watch batteries deliver reliable 1.55V power with Swiss-made precision, ensuring long-lasting and consistent performance. This pack of 10 lightweight, clearly marked batteries offers excellent value and compatibility for a wide range of watches, backed by outstanding user ratings and trusted quality.
| ASIN | B00U37DXBI |
| Amperage | 3 Amps |
| Antenna Location | Watch |
| Battery Capacity | 1000 |
| Battery Cell Type | Other Than Listed |
| Battery Weight | 15 Grams |
| Battery capacity | 1000 |
| Battery cell composition | Other Than Listed |
| Best Sellers Rank | 18,146 in Fashion ( See Top 100 in Fashion ) 45 in Watch Batteries |
| Brand | Quzo |
| Brand Name | Quzo |
| Compatible Phone Models | Watch Battery |
| Customer Reviews | 4.7 out of 5 stars 924 Reviews |
| Item Type Name | Batteries |
| Item Weight | 5 Grams |
| Manufacturer | Renata |
| Model Name | 379 |
| Model Number | RENATA379_10 |
| Number of Batteries | 10 Product Specific batteries required. |
| Number of batteries | 10 Product Specific batteries required. |
| Recommended uses for product | Watch |
| Reusability | Single Use |
| UPC | 784922109590 |
| Unit Count | 10.0 count |
| Unit count | 10.0 count |
| Voltage | 1.55 Volts |
S**S
Cheap and works fine
Good products cheaper than going to the a retailer to have watch battery changed
W**T
⭐️⭐️⭐️⭐️⭐️ Excellent Quality – Reliable Swiss Watch Batteries
I’ve used Renata watch batteries for years and these 379 (SR521SW) cells fully live up to their reputation. They’re Swiss-made, high quality, and provide consistent, long-lasting power. I fitted one to my watch and it started instantly, keeping perfect time with no issues. The pack of 10 is excellent value, especially compared to buying single batteries locally. Each battery arrived well packaged and clearly marked, so there’s no confusion when storing spares. If you want dependable, genuine watch batteries from a trusted brand, you really can’t go wrong with Renata. Highly recommended.
J**.
Good quality for the price asked.
Well priced and good quality watch batteries, very happy with my purchase. I would recommend A+++
D**I
Watch batteries
Good product
G**S
Good Value and Reliable Watch Battery
Very good value for money and Renata batteries can always be relied upon
A**R
Watch batteries
Good value and prompt delivery
K**R
Recommended
Excellent batteries .As only installed in watch cannot review how long they last but I have bought different size before in these type of batteries and they last for ages. Recommend
R**Y
Long lifetime date
Long life time date
D**O
Batterie
Materiale ok
A**A
Batteries 379 are cheap but no issues so far.
Batteries 379 are cheap but no issues so far.
J**N
Normal
Normal lo esperado.
A**N
Muy buen producto
Buen producto, empaquetado correcto, buena cantidad de pilas por el precio, tipo de pilas adecuado a lo promocionado.
C**A
piles lithium
très bien
Trustpilot
2 weeks ago
2 weeks ago