Made of nickel-phosphorus, It is usually insensitive to magnetic fields. The movement is equipped using an optimized blue Parachrom hairspring, manufactured by Rolex in the paramagnetic alloy. The blue Parachrom hairspring is equipped that has a Rolex overcoil, making sure the calibres regularity in almost any place. The oscillator is https://simon6q159.blogsvirals.com/29667734/5-essential-elements-for-daydate