COSC

Omega And METAS Announce New Watch Testing And Certification Standard

A comprehensive new test.

A Guide to Swiss Watch Certification and Testing, From COSC to Chronometrique+

Many watches are certified, for various qualities like accuracy, durability and water-resistance, by independent agencies, ranging from COSC to TIMELAB. These certifications are proof of watchmaking and chronometric excellence, with a sprinkle of savvy marketing. Here's a handy guide to the most important Swiss watch certificates. 

Announcing Chronometric+ Observatory, a New, Comprehensive Swiss Wristwatch Certification

Announcing Long Awaited Improvements To The Geneva Seal, Including Functional Testing

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