New Casio G-Shock G- Rescue Watch G7900A G-7900A-7DR

 -  1/100-second stopwatch (ST1, ST2)
  Measuring capacity: 999:59'59.99"
Measuring modes: Elapsed time, split time, 1st-2nd place times
Other: Auto start (ST1 only)
 -  12/24-hour format
  
 -  Accuracy: ±15 seconds per month
  
 -  Approx. battery life
  2 years on CR2025
 -  Full auto-calendar (to year 2099)
  
 -  Button operation tone on/off
  
 -  Countdown timer
  Measuring unit: 1/10 second
Countdown range: 24 hours
Countdown start time setting range: 1 minute to 24 hours (1-minute and 1-hour increments)
Other: Auto-repeat, progress beeper
 -  Electro-luminescent backlight
  Auto light switch, 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
  
 -  Low temperature resistant (-20°C)
  
 -  Multi-function alarms
  5 independent multi-function alarms (4 one-time alarms and 1 snooze alarm)
 -  Regular timekeeping
  Hour, minute, second, pm, month, date, day
 -  Shock resistant (G-SHOCK)
  
 -  World Time
  29 time zones (48 cities), city code display, daylight saving on/off 
 -  Size of case / total weight
  G-7900 ...... 52.4 X 50.0 X 17.7 mm / 68.2 g

Original box and manual