Batteries for Smart Watches are essential for keeping your favorite wearable devices powered and ready to go. Whether you rely on your smartwatch for fitness tracking, staying connected, or managing your daily schedule, having the right battery ensures uninterrupted performance. Explore a wide selection of batteries designed to fit a variety of smart watch models and enjoy the convenience of reliable power whenever you need it most. Find the perfect match to keep your smart watch running smoothly every day.

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  1. About this product

    A pack of four 3V lithium coin cell batteries ideal for watches, calculators, and electronic devices.

    A pack of four 3V lithium coin cell batteries ideal for watches, calculators, and electronic devices.

    What customers like

    • Good value for the price
    • Long-lasting battery life
    • Fits a wide range of devices
    • Secure, child-resistant packaging
    • Reliable and dependable performance
    4.8 (2,516 reviews)
    $16.99 Your price for this item is $16.99
  2. About this product

    A dependable pack of zero-mercury batteries designed for watches, calculators, and electronic devices.

    A dependable pack of zero-mercury batteries designed for watches, calculators, and electronic devices.

    What customers like

    • Sturdy and convenient packaging
    • Long-lasting battery life
    • Easy to install and replace
    • Dependable and strong performance
    • Mercury-free and safe
    4.8 (1,291 reviews)
    $12.99 Your price for this item is $12.99
  3. About this product

    A pack of five 3V lithium batteries ideal for watches, remotes, and small electronic devices.

    A pack of five 3V lithium batteries ideal for watches, remotes, and small electronic devices.

    3.7 (7 reviews)
    $9.99 Your price for this item is $9.99
  4. About this product

    A pack of 10 lithium 3V CR1620 batteries designed for reliable watch and electronic device power.

    A pack of 10 lithium 3V CR1620 batteries designed for reliable watch and electronic device power.

    5.0 (1 reviews)
    $12.99 Your price for this item is $12.99
  5. About this product

    A pack of silver oxide 1.5V batteries ideal for watches, calculators, remotes, and health monitors.

    A pack of silver oxide 1.5V batteries ideal for watches, calculators, remotes, and health monitors.

    $9.99 Your price for this item is $9.99
  6. About this product

    A multicolor aftermarket replacement battery designed for compatibility with Watch Series 1 (38mm).

    A multicolor aftermarket replacement battery designed for compatibility with Watch Series 1 (38mm).

    $39.74
    SAVE $4
    Your price for this item is $39.74
  7. About this product

    A pack of four silver oxide 1.5V batteries ideal for watches, calculators, and health monitors.

    A pack of four silver oxide 1.5V batteries ideal for watches, calculators, and health monitors.

    $9.99 Your price for this item is $9.99
  8. About this product

    A pack of five silver oxide 1.5V batteries ideal for watches, calculators, and health monitors.

    A pack of five silver oxide 1.5V batteries ideal for watches, calculators, and health monitors.

    $5.47 Your price for this item is $5.47
  9. About this product

    A replacement battery compatible with Watch Series 8 (45mm) for long-lasting power.

    A replacement battery compatible with Watch Series 8 (45mm) for long-lasting power.

    $62.10
    SAVE $6
    Your price for this item is $62.10
  10. About this product

    A pack of five 3V lithium coin cell batteries ideal for powering small electronic devices.

    A pack of five 3V lithium coin cell batteries ideal for powering small electronic devices.

    What customers like

    • Reliable and dependable
    • Ideal for small devices
    • Compact and versatile
    • Long-lasting performance
    • Great value for money
    4.8 (4,829 reviews)
    $26.69 Your price for this item is $26.69
  11. About this product

    A reliable 3V lithium coin battery that powers devices and retains charge for up to 10 years.

    A reliable 3V lithium coin battery that powers devices and retains charge for up to 10 years.

    What customers like

    • Secure and convenient packaging
    • Long-lasting battery life
    • Reliable and consistent performance
    • Excellent safety and child-proof features
    • Great value and affordability
    4.9 (603 reviews)
    $6.99 Your price for this item is $6.99
  12. About this product

    A 1.5V button cell battery ideal for powering watches, toys, glucose monitors, and calculators.

    A 1.5V button cell battery ideal for powering watches, toys, glucose monitors, and calculators.

    What customers like

    • Long-lasting battery life
    • Good value and trusted brand
    • Perfect fit and compatibility for various devices
    • Easy to install and use
    • Reliable and dependable performance
    4.8 (410 reviews)
    $5.99 Your price for this item is $5.99