These movements involve the blue Parachrom hairspring, made by Rolex in a paramagnetic alloy. Along with resisting strong magnetic fields, this hairspring gives good balance while in the deal with of temperature variations as well as higher resistance to shocks. It is equipped which has a Rolex overcoil, ensuring the https://luxury-watches-online-for81286.blogscribble.com/38026379/the-ultimate-guide-to-mens-diamond-bezel-watch