Comment by Yodel0914
1 day ago
> A well serviced rolex in 2026 with laser cut gears drifts +/- 15sec per day.
Modern Rolex (and Omega et al) are more like +/-2s.
1 day ago
> A well serviced rolex in 2026 with laser cut gears drifts +/- 15sec per day.
Modern Rolex (and Omega et al) are more like +/-2s.
You would probably use a chronometer:
"The precision of a COSC-certified chronometer must be between -4 and +6 seconds per day."
https://www.cosc.swiss/cosc-faq