Gear Patrol on MSN
Your next Swiss watch may be more accurate. Here’s why
In our Excellence Era.
It could affect all manner of major brands, including Rolex, Omega and TAG Heuer.
The Contrôle Officiel Suisse des Chronomètres adds a new chronometer standard, certifying watches accurate to six seconds a day.
COSC is introducing a tougher certification tier, and your next watch might need to earn it.
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