Body: stainless steel case, Perspective see through caseback
Watchband: stainless steel watchband, double press double solid Butterfly
switchable band structure, and the other is black leather belt interchangeable.
Glass: sapphire glass
Dial: black, small seconds
Function: time division pin timing, calendar
Waterproof: 50 meters
Size: dial open 31mmX31mm, large, thin body and full length 42mmX41mmX48.5mm, ear width 22mm, the total thickness is 10.6mm