cosc Archives - First Class Watches Blog

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Why is COSC Certification Important?

Guides / Technology

Why is COSC Certification Important?

You may have seen some watches that are listed with something called a ‘COSC...

March 10, 2023 0

What is COSC?

Guides / Infographics & Embeddable Content / Technology

What is COSC?

Watchmaking is full of all kinds of complicated jargon. From types of movements to...

August 19, 2022 0

All About COSC Certification, Is It Important?

The Contrôle Officiel Swisse des Chronomètres (or the Official Swiss Chronometer Testing Institute) is...

March 4, 2021 0

Certina watches header

Guides / History / Infographics & Embeddable Content / Videos

Certina Watches – A Brand To Count On

Certina watches are well-known for their precision, reliability and sporty character. The sport-watch...

May 30, 2018 2

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