In 2020, Sony decided to exit the business, while encouraging their customers to transition to the Murata brand.Sony’s battery factory, engineering team and patented technology were acquired by Murata in 2017, when Murata began producing batteries for Sony and other major brands.

Even though watch manufacturing giants Seiko and Swatch produce their own watch batteries, HALF of all watches sold globally today come with a Murata battery for original equipment




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