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ORDER HOTLINE 0345 130 0710
Optimum Time

Optimum Series 3 Ultimate Jumbo Sailing Watch (OS315)

Optimum OS Series 3 Ultimate Jumbo Sailing Watch
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The original watch from Optimum Time and still the most popular sailing watch in the world.
If you want a large display with the perfect functions for sailing in a big, easily visible watch, this is the watch for you. It can be strapped to a mast or boom or worn on the wrist over a wetsuit or clothing and the face can be rotated in the outer casing for the best viewing angle.

• 65mm diameter tough, shock resistant, ABS plastic case
• Strong & long elasticated strap with easy-adjust buckle
• Black outer housing can be deck or bulkhead mounted
• 5 ATM water resistance with Hydrolock dual-seal technology
• 38mm x 20mm display size
• 1 row LCD display with massive 16mm digit height
• Normal Timekeeping Mode (12 or 24 Hour)

Sailing Functions:
• Pre-programmed 5,4,1,0 ISAF start sequences or 5 min, 3 min & 1 min programs with audible alarm (can be silenced if preferred)
• Countdown & repeat or Countdown and up to show elapsed time for handicap races
• SYNC button for instant syncronisation if a gun is missed
• Count up from zero

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