Origin: Swiss Made Always Visible: Constant glow for up to 25 years Size of case (diameter): 45 mm Function: Time Date Water Resistance: 200 meters, 20 ATM, 660 feet Movement: Swiss Quartz Case material: CARBONOX™ Bezel: Uni-directional rotating Case Back: 316L Stainless steel screw in Crystal glass material: Sapphire crystal, anti-reflective coating Crown: Double security gasket, crown protected Strap / bracelet: Genuine rubber Width of Strap: 24 mm Case Height: 14 mm Weight: 73 g.