Driving system	Automatic with manual winding capacity
Caliber Number	4R39
Case	Stainless steel
Band material	Leather(Calf)
Glass	Dual-curved sapphire crystal
Drive duration	Approx. 41 hours
Accuracy	45 to -35 seconds per day
Water-resistance	Splash Resistant
Magnetic-reluctance	Equipped
Size	H48.4mm × W41.8mm × D12.5mm
The perimeter of bracelet	205.0mm
Weight	82g
Others	24-hour hand Stop seconds hand function Screw case back See-through case back 24 jewels