Mineral GlassScrew Lock Back100m Water ResistantStainless Steel Case / Bezel MaterialStainless Steel BandOne-Touch 3-Fold ClaspDate and Day display at 3 o??????ClockRegular timekeeping :Analog: 3 hands (hour, minute, second)Accuracy: ????????20 seconds per monthApprox. battery life: 3 years on SR920SWSize of Case :47 x 41 x 10.0mmTotal Weight : 109g