Horology. Water-resistant watches has-corrigendum What is ISO 12686 -

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Horology. Water-resistant watches has-corrigendum What is ISO 12686 -1 Scope This International Standard establishes the requirements and specifies the test methods used to verify the water resistance of watches. Moreover, it indicates the marking which the manufacturer is authorized to apply to them. Divers' watches, specified as such, are covered by ISO 6425 which establishes special requirements.