The Seizaiken 317 (SR516SW) is a premium-quality 1.55V silver oxide button cell battery, manufactured in Japan by Seiko Instruments. Designed for precision and reliability, this 0% mercury battery delivers stable, long-lasting power for low-drain devices. With a nominal capacity of 12.5 mAh, the SR516SW is ideal for a wide range of watches and small electronic devices, ensuring consistent and dependable performance. Manufactured at Seiko’s advanced facility in Sendai, Tohoku (Japan), this battery benefits from Seiko’s decades of expertise in precision metal processing and watchmaking technology. Its airtight seal structure provides excellent leakage resistance, enhancing safety and durability.
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Renata coin batteries come with over 40 different watch battery types. RENATA has first-hand knowledge of what a high-quality watch battery must stand for. .
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Duracell Silver Oxide button cell batteries are high-performance, single-use batteries engineered for precision electronic devices that require stable, dependable power. Designed to deliver consistent voltage throughout their lifespan, they outperform standard alkaline button batteries in sensitive electronics. Ideal for medical, professional, and specialty devices, Duracell Silver Oxide batteries provide long-lasting, reliable performance you can trust.
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Our full Renata Swiss Made range includes popular Silver Oxide (SR series) sizes, so you can choose the exact battery your watch requires from the options above. Check the number printed on your old battery (for example 377, 364, 371) and select the matching size from the dropdown list above.
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5 x Single Renata Batteries. Constant availability.
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Renata lithium batteries are used for different applications in the computer and automotive industries. 373 Also Known as: SR916SW, SR68, SR916, V373, GP373, 617, 373, D373, 373A, 373X, E373. 371 Also Known as: SR920SW, SR69, SR921, V371, D371, S921E, GP371, AG6, AG-6, 371, 371, SR69, SG6, LR921, LR920SW, L921, 371A, 371X.
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The Seizaiken 364 (SR621SW) is a premium 1.55V silver oxide button cell battery, manufactured in Japan by Seiko Instruments Inc. (SII). Designed specifically for high-performance quartz watches and precision small electronic devices, this battery delivers stable, reliable, and long-lasting power. With a nominal capacity of approximately 23 mAh, the SR621SW offers high energy density and consistent voltage output, ensuring accurate timekeeping and dependable device performance. Featuring 0% mercury, it is an environmentally responsible choice without compromising performance. Manufactured at Seiko’s advanced production facility in Sendai, Tohoku (Japan), this battery benefits from decades of expertise in precision metal processing and watchmaking technology.
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The Seizaiken 377 (SR626SW) is a premium 1.55V silver oxide button cell battery, manufactured in Japan by Seiko Instruments Inc. (SII). Designed for precision and reliability, this battery delivers stable, long-lasting power for watches and small electronic devices. With a nominal capacity of 30mAh, the SR626SW provides consistent voltage output, ensuring accurate timekeeping and dependable device performance. These batteries are 100% mercury-free, environmentally responsible, and engineered with an advanced airtight seal structure for superior leakage resistance. Produced at Seiko’s state-of-the-art facility in Sendai, Tohoku (Japan), this battery reflects decades of expertise in precision metal processing and watchmaking technology, guaranteeing high quality, safety, and durability.
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