OS 315 Jumbo
Plastic cased watch
Elasticated strap
1 row LCD display
Time of day
Sailing functions with audible alarm
5,4,1,0 sequence or 5 min or 3 min or 1 min programs
Countdown & repeat or Countdown and up
Sync button for instant syncronisation if a gun is missed
Count up from zero
Plastic cased watch
Elasticated strap
1 row LCD display
Time of day
Sailing functions with audible alarm
5,4,1,0 sequence or 5 min or 3 min or 1 min programs
Countdown & repeat or Countdown and up
Sync button for instant syncronisation if a gun is missed
Count up from zero