Specifications

5
4
English
English
WARNING
CAUTION
WARNING notes indicate any condition or practice which, if not strictly
observed, could result in severe personal injury or possible death.
CAUTION notes indicate any condition or practice which, if not strictly
observed, may result in personal injury or property damage.
PRECAUTIONS ON USING THE WATCH
FOR DIVING
BEFORE DIVING, MAKE SURE THAT THE WATCH OPERATES NORMALLY AND BE SURE
TO OBSERVE THE PRECAUTIONS DESCRIBED BELOW.
BEFORE DIVING
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Do not use the watch for saturation diving using helium gas.
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To measure the elapsed time while you are underwater, always use the rotating bezel.
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Check that:
  •thesecondhandismovingatone-secondintervals.
  •thecrownislockedtightlyinplace.
  •thebuttonsarelockedtightlyinplace.
  •therearenovisiblecracksinthecrystalorthewatchband.
  •thestraporbraceletissecurelyfastenedtothewatchcase.
  •thebucklekeepsthestraporbraceletrmlysecuredtothewrist.
  •therotatingbezelturnscounterclockwisesmoothly(therotationmustnotbetoolooseortootight)
and the “ ” mark aligns with the minute hand.
  •thetimeandcalendarareappropriatelyset.
If there are any malfunctions, we recommend that you contact an AUTHORIZED SEIKO SERVICE
CENTER.
WHILE DIVING
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Do not operate the crown and the buttons when the watch is wet or in water.