Technical Specifications: 300 meters / 1000 feet / 30 AT water resistant, Extremely robust sapphire crystal glass with anti-reflective coating, Unidirectional rotating Bezel, Date, Protected crown, Stainless steel screw in case back,Lighting Technology: Green and orange Luminox Light Technology on dial ring and second, minute and hour hands (LLT) - LLT: Self-powered illumination system employing tiny micro gas light sources Always visible under any circumstances Never press a button to light up Does not need a battery to luminaite 24 hours a day, 7 days a week for up to 25 years.,Tested: 300 meters / 1000 feet / 30 ATM Water Resistant, Date Indication,Details: Case diameter 46 mm, Case thickness 14 mm, Band length 8.25 inch, Band width 24 mm, Dark Grey CARBONOX case with Dark Grey Rubber band and Dark Greydial,Trusted Quality and : Made in Switzerland, officially imported by Mondaine Watch Ltd. This watch has got 2 years of . In case of any defect or need of battery change get in with an authorized Luminox dealer. us to find a dealer near you!