Skip to content
BatteryClerk Prime FAST 1-2 day shipping to most of the USA
BatteryClerk Prime FAST 1-2 day shipping to most of the USA

Smart Watch Batteries

Keep your smartwatch running like new with BatteryClerk’s premium selection of replacement batteries! We offer high-quality, compatible batteries for top brands like Samsung, Garmin, and Asus, ensuring your device stays powered throughout the day. Whether you need a battery replacement for fitness tracking, notifications, or everyday convenience, our reliable solutions deliver long-lasting performance. Explore our collection today and give your smartwatch the power boost it deserves!

  • Ticwatch Pro 3 Smart Watch Replacement Battery
    $24.49 - $24.49
    $24.49
    $24.49 - $24.49
    $24.49

    Ticwatch Pro 3 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Ticwatch Smart Watch Battery Volts: 3.85V (3.85 Volts) Capacity: 570mAh (0.57Ah) Type: Li-Polymer Colo...

    View full details
    $24.49 - $24.49
    $24.49
    $24.49 - $24.49
    $24.49
  • Garmin Forerunner 245 Forerunner 245 Music Smart Watch Replacement Battery
    $13.49 - $13.49
    $13.49
    $13.49 - $13.49
    $13.49

    Garmin Forerunner 245 Forerunner 245 Music Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Garmin Smart Watch Battery Volts: 3.8V (3.8 Volts) Capacity: 170mAh (0.17Ah) Type: Li-Polymer Color: B...

    View full details
    $13.49 - $13.49
    $13.49
    $13.49 - $13.49
    $13.49
  • FOSSIL DW11F Gen 5E 44mm Smart Watch Replacement Battery
    $19.19 - $19.19
    $19.19
    $19.19 - $19.19
    $19.19

    Fossil DW11F Gen 5E 44mm Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Fossil Smart Watch Battery Volts: 3.85V (3.85 Volts) Capacity: 300mAh (0.3Ah) Type: Li-Polymer Color: ...

    View full details
    $19.19 - $19.19
    $19.19
    $19.19 - $19.19
    $19.19
  • Garmin Femix 6s Pro, Venu Smart Watch Replacement Battery
    $13.49 - $13.49
    $13.49
    $13.49 - $13.49
    $13.49

    Garmin Venu Femix 6s Pro Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Garmin Smart Watch Battery Volts: 3.8V (3.8 Volts) Capacity: 170mAh (0.17Ah) Type: Li-Polymer Color: B...

    View full details
    $13.49 - $13.49
    $13.49
    $13.49 - $13.49
    $13.49
  • Fitbit Luxe Smart Watch Replacement Battery
    $22.69 - $22.69
    $22.69
    $22.69 - $22.69
    $22.69

    FitBit Luxe Smart Watch Replacement Battery

    INFO This is a replacement compatible with a FitBit Smart Watch Battery Volts: 3.87V (3.87 Volts) Capacity: 50mAh (0.05Ah) Type: Li-Polymer Color: ...

    View full details
    $22.69 - $22.69
    $22.69
    $22.69 - $22.69
    $22.69
  • Samsung Galaxy Watch3 45mm SM-R840 SM-R845 Replacement Battery-main
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    Samsung Galaxy Watch3 45mm SM-R840 SM-R845 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Samsung Smart Watch Battery Volts: 3.85V (3.85 Volts) Capacity: 330mAh (0.33Ah) Type: Li-Polymer Color...

    View full details
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Garmin Venu 2 Smart Watch Replacement Battery
    $19.19 - $19.19
    $19.19
    $19.19 - $19.19
    $19.19

    Garmin Venu 2 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Garmin Smart Watch Battery Volts: 3.85V (3.85 Volts) Capacity: 210mAh (0.21Ah) Type: Li-Polymer Color:...

    View full details
    $19.19 - $19.19
    $19.19
    $19.19 - $19.19
    $19.19
  • Tomtom Runner Cardio Replacement Battery-main
    $18.29 - $18.29
    $18.29
    $18.29 - $18.29
    $18.29

    TomTom Runner Cardio Runner Spark 8rs00 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a TomTom Smart Watch Battery Volts: 3.8V (3.8 Volts) Capacity: 190mAh (0.19Ah) Type: Li-Polymer Color: B...

    View full details
    $18.29 - $18.29
    $18.29
    $18.29 - $18.29
    $18.29
  • Samsung Galaxy Watch 42mm SM-R810 SM-R815 Replacement Battery-main
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    Samsung Galaxy Watch 42mm SM-R810 SM-R815 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Samsung Smart Watch Battery Volts: 3.85V (3.85 Volts) Capacity: 250mAh (0.25Ah) Type: Li-Polymer Color...

    View full details
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Samsung Galaxy Gear S2 3G Gear S2 3G SM-R730 SM-R7 Replacement Battery-main
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    Samsung Gear S2 3G Galaxy Gear S2 3G SM-R730 SM-R730A SM-R730T SM-R730S SM-R730V SM-R735 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Samsung Smart Watch Battery Volts: 3.7V (3.7 Volts) Capacity: 300mAh (0.3Ah) Type: Li-Polymer Color: B...

    View full details
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Samsung Galaxy Watch Active2 40mm SM-R830 SM-R835 Replacement Battery-main
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    Samsung Galaxy Watch Active2 40mm SM-R830 SM-R835 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Samsung Smart Watch Battery Volts: 3.85V (3.85 Volts) Capacity: 220mAh (0.22Ah) Type: Li-Polymer Color...

    View full details
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Samsung Gear S3 Classic Gear S3 classic LTE Gear S Replacement Battery-main
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    Samsung Gear S3 Classic Gear S3 Frontier SM-R770 SM-R760 Gear S3 Frontier SM-R760 SM-R765 Gear S3 classic LTE Gear S3 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Samsung Smart Watch Battery Volts: 3.85V (3.85 Volts) Capacity: 350mAh (0.35Ah) Type: Li-Polymer Color...

    View full details
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Apple A1976 Watch Series 4 44mm Replacement Battery-main
    $22.69 - $22.69
    $22.69
    $22.69 - $22.69
    $22.69

    Apple Watch Series 4 44mm A1976 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Apple Smart Watch Battery Volts: 3.82V (3.82 Volts) Capacity: 290mAh (0.29Ah) Type: Li-Polymer Color: ...

    View full details
    $22.69 - $22.69
    $22.69
    $22.69 - $22.69
    $22.69
  • Garmin Approach S1 Forerunner 110 Forerunner 210 F Replacement Battery-main
    $19.19 - $19.19
    $19.19
    $19.19 - $19.19
    $19.19

    Garmin Forerunner S1 Forerunner S1W Forerunner 110 Forerunner 210 Forerunner 210W Approach S1 Forerunner 610 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Garmin Smart Watch Battery Volts: 3.7V (3.7 Volts) Capacity: 200mAh (0.2Ah) Type: Li-ion Color: Black ...

    View full details
    $19.19 - $19.19
    $19.19
    $19.19 - $19.19
    $19.19
  • Garmin Venu SQ Music Smart Watch Replacement Battery
    $13.49 - $13.49
    $13.49
    $13.49 - $13.49
    $13.49

    Garmin Venu SQ Music Venu SQ2 Music Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Garmin Smart Watch Battery Volts: 3.87V (3.87 Volts) Capacity: 200mAh (0.2Ah) Type: Li-Polymer Color: ...

    View full details
    $13.49 - $13.49
    $13.49
    $13.49 - $13.49
    $13.49
  • Fitbit FB507 Versa 2 Smart Watch Replacement Battery
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    FitBit Versa 2 FB507 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a FitBit Smart Watch Battery Volts: 3.85V (3.85 Volts) Capacity: 160mAh (0.16Ah) Type: Li-Polymer Color:...

    View full details
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Fitbit Charge 5 Smart Watch Replacement Battery
    $24.49 - $24.49
    $24.49
    $24.49 - $24.49
    $24.49

    FitBit Charge 5 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a FitBit Smart Watch Battery Volts: 3.87V (3.87 Volts) Capacity: 65mAh (0.065Ah) Type: Li-Polymer Color:...

    View full details
    $24.49 - $24.49
    $24.49
    $24.49 - $24.49
    $24.49
  • Fitbit Charge 2 Replacement Battery-main
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    FitBit Charge 2 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a FitBit Smart Watch Battery Volts: 3.7V (3.7 Volts) Capacity: 60mAh (0.06Ah) Type: Li-Polymer Color: Bl...

    View full details
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Samsung Gear Live SM-R382 Replacement Battery-main
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    Samsung Gear Live SM-R382 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Samsung Smart Watch Battery Volts: 3.7V (3.7 Volts) Capacity: 220mAh (0.22Ah) Type: Li-Polymer Color: ...

    View full details
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Samsung SM-R960 SM-R965 Galaxy Watch 6 Classic 47mm Smart Watch Replacement Battery
    $18.29 - $18.29
    $18.29
    $18.29 - $18.29
    $18.29

    Samsung SM-R960 SM-R965 Galaxy Watch 6 Classic 47mm Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Samsung Smart Watch Battery Volts: 3.88V (3.88 Volts) Capacity: 410mAh (0.41Ah) Type: Li-Polymer Color...

    View full details
    $18.29 - $18.29
    $18.29
    $18.29 - $18.29
    $18.29
  • Garmin vivoactive 4S 40mm Smart Watch Replacement Battery
    $18.29 - $18.29
    $18.29
    $18.29 - $18.29
    $18.29

    Garmin vivoactive 4S 40mm Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Garmin Smart Watch Battery Volts: 3.8V (3.8 Volts) Capacity: 130mAh (0.13Ah) Type: Li-Polymer Color: B...

    View full details
    $18.29 - $18.29
    $18.29
    $18.29 - $18.29
    $18.29
  • Garmin Tactix 7 fenix 7X Smart Watch Replacement Battery
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    Garmin Tactix 7 fenix 7X Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Garmin Smart Watch Battery Volts: 3.7V (3.7 Volts) Capacity: 300mAh (0.3Ah) Type: Li-Polymer Color: Bl...

    View full details
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Samsung Galaxy Watch 6 44mm, M-R940, SM-R945 Smart Watch Replacement Battery
    $18.29 - $18.29
    $18.29
    $18.29 - $18.29
    $18.29

    Samsung Galaxy Watch 6 44mm SM-R945 SM-R940 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Samsung Smart Watch Battery Volts: 3.8V (3.8 Volts) Capacity: 410mAh (0.41Ah) Type: Li-Polymer Color: ...

    View full details
    $18.29 - $18.29
    $18.29
    $18.29 - $18.29
    $18.29
  • Samsung Watch 5 40mm SM-R900 SM-R905 380mAh Smart Watch Replacement Battery
    $18.29 - $18.29
    $18.29
    $18.29 - $18.29
    $18.29

    Samsung Watch 5 44mm SM-R915U SM-R910 SM-R915 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Samsung Smart Watch Battery Volts: 3.88V (3.88 Volts) Capacity: 380mAh (0.38Ah) Type: Li-Polymer Color...

    View full details
    $18.29 - $18.29
    $18.29
    $18.29 - $18.29
    $18.29