MOVEMENT: Japan OS Working Chronograph
CASE DIAMETER: 44mm
THICKNESS: 11mm
DIAL COLOR: Black Dial With Black Subdial
CASE MATERIAL: Stainless Steel 316L
BRACELET: Stainless Steel 316L
FRONT GLASS: Mineral Crystal
OTHER: Water Resistant
OTHER: push 2:00 button to starts and stops chronograph
OTHER: push 4:00 button to re-set chronograph