Optimum Time OS 3 Sailing Watch

Specialist Functions: Large 65mm overall ABS case 38mm x 20mm display size Massive 16mm digit height Single row display Adjustable viewing angle Boom/Mast Mount Bracket Supplied Elasticated Strap for wrist or over sleeve wearing Water resistant to 5 ATM Shock Resistant Construction Normal Timekeeping Mode (12 or 24 hr) Specialist Sailing Timer Functions: 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 to each gun (can be silenced if preferred) 5 minute, 3 minute and multiples of 1 minute programs "Sync Button" for instant synchronisation if a gun is missed