daydate Fundamentals Explained
Made of nickel-phosphorus, it is also insensitive to magnetic fields. The motion is fitted having an optimized blue Parachrom hairspring, produced by Rolex in a paramagnetic alloy. The blue Parachrom hairspring is supplied having a Rolex overcoil, making sure the calibres regularity in any posture. The oscillator is fitted on the Rolex-intended, pa