- Function: Time/Date- Movement: Quartz- Case diameter: 45mm- Case material: CARBONOX- Case bezel: Uni-directional rotating- Case back: Stainless steel screw-in- Crown: Stainless steel screw-down- Water-resistance: 200m (20atm)- Crystal/glass material: Sapphire crystal anti-reflective coating- Strap material: Black rubber- Case height: 14mm- Weight: 75g- Illumination: Night Vision Tubes (25 years)