These movements consist of the blue Parachrom hairspring, created by Rolex in a very paramagnetic alloy. Together with resisting strong magnetic fields, this hairspring presents great stability from the encounter of temperature versions together with high resistance to shocks. It is equipped by using a Rolex overcoil, making certain the https://boydenver52.wixsite.com/impalaspareparts/post/luxury-watches-online-for-men