Case Material: Alloy case Diameter: 45mm case Thickness:15mm watch Length:24.5cm band Width: 22mm band Material:steel Mesh movement: Japan Quartz Movement function: Time,days, Months,weeks two Places Time Setting alarm Setting twentY-FouR-Hour System Or TwelvE-Hour countdown 1/100 Stopwatch And Can Be Segmented Time led Back Light luminous 3atm Water Resistant (you Can Use It When Raining And Washing Hands, Don't Support Hot Water And Swimming); guarantee:1 Year /12months Guarantee For Movement And Waterproof Perfect For All Kind Of Business, Casual,sports, Indoor Activities Or Daily Use. Package Included: 1 X Naviforce Watch 1 X Naviforce Original Watch Box 1 X User Manual With Warranty Card