when it comes to a masterpiece by maurice lacroix it goes without saying that the outward appearance mirrors the outstanding quality of the inner mechanism the ml 67 calibre of the masterpiece masterchrono is based on the established valjoux 7750 automatic movement what makes it different however is its careful decoration 26 jewels and top-quality oscillation and escapement system movement hand-decorated mechanical automatic ml 67 movement 26 jewels blued steel screws incabloc shock protection polished steel pallet and escapement wheel glucydur balance skeleton rotor 28,800 a/h functions indication ...