Brand : Casio Model No : MTP-V004L-7AUDF Series : Casio Standard Gender : Pria Case diameter : 41.5 mm Case thickness : 8.3 mm Water resistant : 50 Meters/5 ATM/5BAR Case material : Stainless Steel Case back : Screw case back Glass material : Mineral crystal Strap material : Leather/Kulit Calendar : Date Luminious / LumiBrite : No Movement :Quartz Accuracy :+-20 seconds per month Approx battery ife :3 years on SR626SW Regular timekeeping :Analog: 3 hands (hour, minute, second)