Case / bezel material: Stainless steelSolid BandDouble-lock, 1-press, 3-fold ClaspStainless Steel BandMineral GlassTachymeterScrew Lock BackPartial ion plated100-meter water resistance1/20-second stopwatch Measuring capacity: 11:59'59.95" Measuring mode: Elapsed timeAlarm Analog (hour hand type, twice per day) Snooze feature (up to 5 repeats at intervals of 165-second)Date displayRegular timekeeping Analog: 4 hands (hour, minute, stopwatch seconds, alarm time), 3 dials (timekeeping second / stopwatch 1/20 second, stopwatch hours, minutes), alarm indicatorAccuracy: ±20 seconds per monthApprox. battery life: 2 years on SR927W