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Optimum Time Series 3 Big Sailing Watch - OS310 - White

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NOW$78.29
WAS$83.52
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Model OS310
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Optimum Time
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OS310 Features

  • Series 3 White
  • 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

OS310 Specifications

  • 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 Hour)
  • 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 (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