Casio G-Shock C3 Digital Men's Watch (G-8100A-7)

Model Number: G-8100A-7 G 8100A 7 G8100A7 G8100A 7

Casio G-Shock: C3 G-8100A Series (MAY 2008 Model) Watch # G-8100A-7 (Men’s Watch).
1/100-second stopwatch.
Countdown range: 24 hours. Measuring capacity: 23:59' 59.99' ' . Measuring unit: 1 second. Other: Auto-repeat, progress beeper. Electro-luminescent backlight. battery life 5 years on CR2016. Auto-calendar (to year 2099). Button operation tone on/off. Countdown timer. Auto light switch, dual illuminator, selectable illumination duration, afterglow. Flash alert Flashes with buzzer that sounds for alarms, hourly time signal, countdown time up alarm, countdown timer progress beeper, and stopwatch auto start. Hourly time signal. Multi-function alarms 3 independent multi-function alarms (2 one-time alarms and 1 snooze alarm).
Regular timekeeping: Hour, minutes, seconds, pm, month, date, and day. Shock resistant (G-SHOCK). World Time 29 time zones (48 cities), city code display, daylight saving on/off. Approximately size of case / total weight G-8100A 43.6 X 39.8 X 13.9 mm / 59 g. Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments).
Measuring modes: Elapsed time, split time, 1st-2nd place times.
Other: Auto-start. 12/24-hour format.
Accuracy: ±15 seconds per month. Approx.