Casio ERA-100D-1A4VUDF
- Mineral Glass / Spherical Glass
- Magnetic Resistant
- 100-meter water resistance
- Case / bezel material: Stainless steel
- Stainless Steel Band
- One-touch 3-fold Clasp
- Solid Band
- LED light (Super Illuminator)
- Auto light switch
- World time
- 29 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time - city swapping
- 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
- Analog: 2 hands (hour, minute (hand moves every 20 seconds))
- Digital: Hour, minute, second, pm, month, date, day
- Accuracy: ±15 seconds per month
- Approx. battery life: 3 years on SR927W×2
- Size of case: 47.3 × 44 × 13 mm
- Total weight: 163 g
- LED:White
