These movements consist of the blue Parachrom hairspring, created by Rolex in the paramagnetic alloy. Along with resisting powerful magnetic fields, this hairspring provides wonderful security from the deal with of temperature variants in addition to higher resistance to shocks. It is equipped with a Rolex overcoil, making sure the https://boydenver52.wixsite.com/impalaspareparts/post/luxury-watches-online-for-men