Renata 321 Button Cell Watch Battery

(One battery sealed packaging)

Product Description

Keep your watch running accurately with the Renata 321 SR616SW Silver Oxide Watch Battery. Manufactured in Switzerland, this premium 1.55V button cell is designed for low-drain devices, delivering reliable, long-lasting power with excellent shelf life. Renata batteries are trusted by watchmakers worldwide for their precision, dependable performance, and consistent quality. The 321/SR616SW battery uses silver oxide chemistry, provides a nominal voltage of 1.55V, and has a typical capacity of approximately 14.5 mAh.

Ideal for wristwatches and other compatible small electronic devices, the Renata 321 battery is engineered with leak-resistant construction and mercury-free technology for safe, reliable operation. Whether replacing an old battery or keeping spares on hand, Renata delivers dependable power you can trust.

Key Features

• Swiss Made Quality – Precision-manufactured by Renata for dependable performance.
• Reliable 1.55V Silver Oxide Power – Stable voltage output for accurate watch operation.
• Long Shelf Life – Low self-discharge helps maintain power during storage.
• Leak-Resistant Design – Built for safe and reliable everyday use.
• Wide Compatibility – Replaces 321, SR616SW, SR65, and other compatible battery references.

Specifications

Battery Size: 321 / SR616SW
Battery Type: Silver Oxide Button Cell
Nominal Voltage: 1.55V