Tommy Jeans lore focuses on this urban-designed timepiece featuring a bioplastic case and silicone straps. HIGH QUALITY MATERIALS: Navy plastic and navy aluminum case, navy dial with Arabic index, navy blue silicone band. QUARTZ PRECISION: Quartz movement provides precise timekeeping and minimal maintenance for a reliable, worry-free watch. Scratch- and shatter-resistant glass: Made of glass, it protects the watch from scratches. CARE FOR YOUR WATCH: Your Tommy Hilfiger watch is developed with meticulous attention to quality, function and detail. A maintenance interval of 3 to 5 years is recommended, in addition to any battery replacement required. Do not open the watch yourself.