Driving system	Automatic with manual winding mechanism
Caliber Number	4R57
Case	Stainless steel case Case back: stainless steel and glass
Glass	Box shaped glass
Drive duration	Power reserve: 41 hours
Water resistance	5 bar water resistance
Magnetic reluctance	Magnetic resistance
Size	H47.5mm x W40.5mm x D14.4mm
The perimeter of bracelet	195mm
Weight	84g
Driving system	See-through case back Screw case back Jewels: 29 jewels Date hand Power reserve Stop second hand function