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Seiko 5K25 User Manual
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Seiko 5K25 User Manual

Seiko 5K25 User Manual

Analogue quartz watch
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Download this manual See also: Instruction Manual
You are now the proud owner of a SEIKO Analogue Quartz Watch
Cal. 5K25. For best results, please read the instructions in this booklet
carefully before using your SEIKO Analogue Quartz Watch. Please
keep this manual handy for ready reference.
Usted es ahora un honrado poseedor del reloj SEIKO analógico de cuarzo
Cal. 5K25. Para obtener de él los mejores resultados, lea las instrucciones
del presente folleto con cuidado antes del uso de su reloj SEIKO
analógico de cuarzo. Guarde este manual para fácil referencia.

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Summary of Contents for Seiko 5K25

  • Page 1 You are now the proud owner of a SEIKO Analogue Quartz Watch Cal. 5K25. For best results, please read the instructions in this booklet carefully before using your SEIKO Analogue Quartz Watch. Please keep this manual handy for ready reference.

  • Page 2: Table Of Contents

    CONTENTS Page FEATURES ........................DISPLAY AND CROWN ....................HOW TO CHARGE AND START THE WATCH ............ENERGY DEPLETION FOREWARNING FUNCTION ........... NOTE ON POWER SUPPLY ..................TIME/CALENDAR SETTING ..................NOTES FOR USING THE WATCH ................SPECIFICATIONS ......................For the care of your watch, see “TO PRESERVE THE QUALITY OF YOUR WATCH”...

  • Page 3: Features

    CAL. 5K25 FEATURES Time/calendar Energy depletion forewarning function Three hands and date Second hand starts moving at 2-second intervals to indicate that the watch needs recharging. Solar cell Converts light energy into electrical energy, Instant-start function thus powering the watch.

  • Page 4: Display And Crown

    DISPLAY AND CROWN Minute hand Hour hand Crown Second hand Date a: Normal position b: First click c: Second click The solar cell is installed under the dial.

  • Page 5: How To Charge And Start The Watch

    HOW TO CHARGE AND START THE WATCH TO CHARGE THE WATCH When you start the watch or when the energy in the rechargeable battery is reduced to an extremely low level, charge it sufficiently by exposing the watch to light. Instant-start function: When the watch is exposed to sunlight or strong artificial light (of more than 1,000 lux), it will start operating immediately with the second hand moving at 2-second intervals.
  • Page 6 CHARGING TIME GUIDELINES Time required (approx.) Illumination Environment Light source (lux) 60-watt incandescent Distance of 60 cm 250 hours 15 hours 60 minutes l i g h t (2 ft.) Fluorescent light Office, overhead 175 hours 11 hours 50 minutes 30-watt fluorescent Distance of 70 cm 120 hours...

  • Page 7: Energy Depletion Forewarning Function

    The values in column B represent the charging times required until the second hand moves constantly at 1-second intervals after the watch starts operating with the second hand moving at 2-second intervals. If the watch is not charged for the time specified in the column, the second hand may temporarily move at 1-second intervals.

  • Page 8: Time/Calendar Setting

    TIME/CALENDAR SETTING Turn the hands Set the previous Set the hands to Push back the day’s date. until the desired the desired time. crown complete- date appears.

  • Page 9: Notes For Using The Watch

    NOTES FOR USING THE WATCH HOW TO CHARGE AND START THE WATCH CAUTION Caution for charging When charging the watch, do not place it too close to a photoflash bulb, spotlight, incandescent light or other light sources as the watch temperature may become extremely high, causing damage to the parts inside the watch.
  • Page 10 TIME/CALENDER SETTING Do not set the date between 9:00 p.m. and 1:00 a.m. Otherwise, it may not change properly. If it is necessary to set the date during that time period, first change the time to any time outside it, set the date and then reset the correct time.

  • Page 11: Specifications

    SPECIFICATIONS Frequency of crystal oscillator ......32,768 Hz (Hz = Hertz … Cycles per second) Loss/gain (Monthly rate) ........Less than 15 seconds at normal temperature range (5 C ~ 35 C) (41 F ~ 95 F) Operational temperature range ......–10 C ~ +60 C (14 F ~ 140 F) Driving system ..........