These movements consist of the blue Parachrom hairspring, created by Rolex in the paramagnetic alloy. Besides resisting sturdy magnetic fields, this hairspring presents terrific stability while in the experience of temperature variants as well as large resistance to shocks. It is provided having a Rolex overcoil, guaranteeing the calibres’ regularity https://boydenver52.wixsite.com/impalaspareparts/post/luxury-watches-online-for-men