These movements consist of the blue Parachrom hairspring, created by Rolex within a paramagnetic alloy. Besides resisting sturdy magnetic fields, this hairspring gives excellent balance during the deal with of temperature variants in addition to high resistance to shocks. It is supplied which has a Rolex overcoil, making sure the https://boydenver52.wixsite.com/impalaspareparts/post/luxury-watches-online-for-men