Measure your watch's accuracy

The most convenient way to measure
the accuracy of your mechanical watch

Congratulations!


The accuracy of your watch is

seconds a day!

MECHANICAL WATCH LOVER'S FAVORITE TOOL. IT'S INSANELY SIMPLE.

Toolwatch's accuracy measure is built for speed and ease to use. Measuring the accuracy of your mechanical watch is so simple that you'll actually use it. Toolwatch helps you keep your loved ones on time.

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16866 Rolex measured on Toolwatch.io

The most convenient way to measure the accuracy of your mechanical watch.