COSC Archives - Beckertime, LLC

Blog posts about COSC

Swiss Seals and Certifications, and not necessarily for Rolex

Within the watch industry there are many seals and certifications to verify manufacturing provenance and accuracy. Horology’s long history includes certifications to insure that watches are as accurate as the marketers claim. Prior to GPS, telephone/telegraph, and atomic time keeping, time pieces were the only means for keeping trains synchronized and from running to each […]

The Rolex Balance and Why it’s Different

Comparing watches and the mechanics behind them can be pretty confusing. Although many gravitate to the provenance each watch brand espouses, when doing an apple for apple comparison, there is much to discern. Rolex sets itself apart from many other brands in the technologies they use to insure COSC accuracy. One of the areas that […]

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