Brand / Model: Casio F-91W-1DG

Case Size: 38.2 × 35.2 × 8.5 mm

Weight: 21 g

Case Material: Resin

Band Material: Resin Strap

Water Resistance: Water Resistant (Splash / Rain Resistant)

Battery Life: Approx. 7 years (CR2016 battery)

Display Type: Digital

Time Adjustment: Standard time and date setting buttons

Stopwatch: 1/100-second with split time and 1st–2nd place timing

Alarm: Daily alarm and hourly time signal

Light: LED light (Illuminator)

Calendar: Automatic calendar

Time Format: 12-hour and 24-hour format

Accuracy: ±30 seconds per month

Regular Timekeeping: Hour, Minute, Second, Day, Date