MOVEMENT: Japanese OS20 Working Chronograph movement
CASE DIAMETER: 45mm
THICKNESS: 11mm
DIAL COLOR: Black Dial, Black Subdials, Silver Stick Markers
CASE MATERIAL: Solid Stainless Steel 316L
BRACELET: Stainless Steel Link Bracelet with Insignia Double Deployant Buckle
FRONT GLASS: Sapphire Crystal
BACK GLASS: Solid Caseback with Detailed Serial Engravings
BEZEL: Brushed Steel Bezel
HACK MOVEMENT: Yes 
CLASP TYPE: Deployant Folding Clasp
DATE INDICATOR: At 6:00 position

OTHER REMARKS:

Water Resistant 
24 hour Indicator (3:00 Subdial)
Minute Counter (9:00 Subdial)
Functional Chronograph
2:00 Pusher - Start/Stop Chrono
4:00 Pusher - Reset