Brand: CASIO
Model: A168WEHB-1A
Case Diameter: 38x36MM 
Case Thickness: 9.6 MM
Strap Width: 18MM
Strap Color: Black
Dial Color: Black
Strap Material : Stainless Steel
Case Material: Resin 
Water Resistant : 30 meters 
Function:
• 1/100-second stopwatch
• Alarm
• Electro-luminescent backlight