Best Coin & Button Cell Batteries for Watch Replacement (2026)
We ranked coin and button cell batteries by correct size/code match, chemistry (silver‑oxide preference), consumer ratings, and cost per cell from multi‑count packaging
This roundup covers coin and button cell batteries suited for watch replacement, focusing on fit, chemistry, and value to help you pick the right cell for your timepiece. Selections were chosen by matching common watch battery sizes and chemistries with consumer ratings and multi-count packaging to balance cost per cell and reliability
Top Picks
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1
Renata 371 SR920SW batteries 50-count
Silver oxide 1.55V watch batteries. High capacity retention and leakage resistance with Swiss quality. Customers note good quality and easy installation, with mixed feedback on longevity
- 1.55V nominal voltage
- silver oxide chemistry
- 50-count bundle
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2
377 SR626SW silver oxide watch battery (100) made in japan
Silver oxide watch battery 377 SR626SW, 1.55V, mercury-free with high leakage resistance. 100% mercury-free and high capacity retention; suitable for watches and other small devices. Customers note good quality, solid value, and reliable fit
- mercury-free
- 100% leakage resistance
- made in japan, Seiko heritage
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3
Renata 315 SR716SW silver oxide watch battery (50 count)
Renata 315 SR716SW is a 1.55V silver oxide battery with 23 mAh capacity and low self-discharge. Customers note good fit and value, with mixed feedback on battery life
- 1.55V nominal voltage
- 23 mAh nominal capacity
- low self-discharge