Specifications

• Case / bezel material: Resin
• Resin Band
• Magnetic Resistant
• Shock Resistant
• Mineral Glass
• 200-meter water resistance
• LED light
  Auto light switch, selectable illumination duration, afterglow
• Thermometer
  Display range: –10 to 60°C (14 to 140°F)
  Display unit: 0.1°C (0.2°F)
• World time
  29 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time city swapping
• Moon data (moon age of the specific date, moon phase graph)
• Tide graph (tide level for specific date and time)
• 1/100-second stopwatch
  Measuring capacity: 999:59'59.99''
  Measuring modes: Elapsed time, split time, 1st-2nd place times
• Countdown timer
  Measuring unit: 1 second
  Countdown range: 24 hours
  Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments)
• 5 daily alarms (with 1 snooze alarm)
• Hourly time signal
• Full auto-calendar (to year 2099)
• 12/24-hour format
• Button operation tone on/off
• Regular timekeeping 
• Accuracy: ±15 seconds per month
• Approx. battery life: 3 years on SR927W × 2