Brand : Casio Model No : AW-90H-7BVDF Series : Casio Standard Gender : unisex Garansi produk : 1 Tahun Machtwatch Case diameter : 38.6 mm Case thickness : 9.5 mm Water resistant : 50 Meters/5 ATM/5 BAR Case material : Plastic/Resin Case back : Screw case back Glass material : Resin Glass/Spherical Glass Strap material : Rubber/Silicon/Resin/Karet Calendar : Day Date and Month Luminious / LumiBrite : No Movement :Quartz Weight :30g Accuracy :+-30 seconds per month Stopwatch :1/100 second stopwatch , Measuring capacity: 59'59.99 '' , Measuring mode: Elapsed time Approx Battery Life :3 years with SR920W Features :Hourly time signal , 12/24 hour formats , Auto-calendar (February with 28 days) , Daily alarm , Dual time Regular timekeeping :Analog: 2 hands (hour, minute hands move every 20 seconds) , Digital: Hour, minutes, Monday, pm, month, date, day Weight after packing :approx. 500g