Details:Case size (L?? W?? H)49.3 ?? 44.7 ?? 9.1 mmWeight120 gCase and bezel materialCase / bezel material: Stainless steelBandStainless Steel BandTriple-fold ClaspWater resistance100-meter water resistancePower supply and battery lifeApprox. battery life: 5 years on SR927SWStopwatch1-second stopwatch Measuring capacity: 29'59 Measuring modes: Elapsed time, split timeAccuracyAccuracy: ??20 seconds per monthOther featuresRegular timekeeping: Analog: 2 hands (hour, minute), 3 dials (time keeping second, stopwatch minutes, stopwatch seconds)Date display