Sailing watch Optimum, serie 3 white
Optimum time
Article number :  OS310B
65mm large overall ABS Case
38*20mm display size
Massive 16mm digit height
Single row display
Water Resistant to 5ATM
Shock Resistant Construction
Normal Timekeeping Mode (12 or 24Hours)
Boom/Mast Mount Bracket Supplied
Elasticated Strap for Wrist or over Sleeve wearing
Specialist Sailing timer functions such as:
Countdown repeat option or Countdown and Up to show elapsed time for handicap races
5,4,1,0 ISAF Start sequence pre-programmed with audible warning signals (can be silenced if preferred)
5 minute, 3 minute and multiples of 1 minute programs as well
Sync Button" for instant synchronisation if a gun is missed