377 MURATA / SONY
Who is Murata?
Murata is a Japanese Manufacturing company that has made batteries under the "Sony" name since 2017. Today they operate under the Murata name. Same quality, same battery, different name.
Global Leaders
Lesser known in the USA, Murata enjoys the #1 spot in global market share among major watch manufacturers with half of all watches coming with a Murata battery for original equipment.
Patented Anti-leakage
Murata's button batteries have superior anti-leakage performance thanks to their unique, patented "J-shaped gasket" which maintains air pressure inside the battery. Optimization of the gasket shape results in the reduction of leakage risks during long-term storage.
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