Movement mechanical with automatic winding calibre gm cambiosequenziale01 alternance 10 11 lignes 2594 mm 42 hours power reserve frequency 28 800 ah 4hz shockproof incabloc model 29 jewels 131 components decoration main plates and bridges with ctes de genve parallel bands case in black dlc diamond like carbon stainless steel 44 mm diameter and 133 mm thickness turning bezel case back and function lever in polished stainless steel functions central hour hand