hairspring

In a watch, the hairspring is vital to ensuring the movement’s precision. Rolex has pushed the performance of the hairspring to new limits. For its blue PARACHROM hairspring, Rolex created an innovative alloy, and designed the hairspring to be exceptionally resistant to magnetic fields and shocks, a new approach to an age-old challenge.

The unmatched precision of the PARACHROM hairspring is ensured by the leading-edge technology of Rolex manufacturing.

A unique alloy for a unique application.