Seiko 7S26 User manual
You are now the proud owner of a SEIKO Automatic Diver’s Watch
Cal. 7S26. For best results, please read the instructions in this booklet
carefully before using your SEIKO Automatic Diver’s Watch. Please
keep this manual handy for ready reference.
Usted es ahora un honrado poseedor del reloj de buceador automatico
SEIKO Cal. 7S26. Para obtener de él los mejores resultados, lea las
instrucciones del presente folleto con cuidado antes del uso de su reloj
de buceador automatico SEIKO. Guarde este manual para fácil referencia.
ENGLISH
2
CONTENTS
Page
FEATURES .................................................................................................................. 4
HOW TO START THE WATCH ................................................................................... 5
TIME/CALENDAR SETTING ........................................................................................ 6
ROTATING BEZEL ...................................................................................................... 8
PRECAUTIONS ........................................................................................................... 9
NOTES FOR USING THE WATCH .............................................................................. 11
TO PRESERVE THE QUALITY OF YOUR WATCH ...................................................... 12
SPECIFICATIONS........................................................................................................ 13
a: Screwed-in position b: Normal position c: First click d: Second click
SEIKO AUTOMATIC DIVER’S WATCH
Cal. 7S26
MON
15
a b c d
Minute hand
Hour hand
Rotating bezel
Second hand
Day and date
Crown
3
English
English
4
◆Your SEIKO Automatic Diver’s Watch uses promethium-147 as the active ingredient in the
luminous paint.
The use of radioactive materials such as promethium-147 is strictly regulated by
Japanese Law and monitored by the Japanese Science and Technology Agency. SEIKO
luminous watches, manufactured in accordance with the law, contain an approved
amount of promethium-147 harmless to human beings. The amount of radiation they
emit also conforms to the standards specified by the US Nuclear Regulatory Commission.
NOTE: Japanese regulations on the use of radioactive materials enforced by the Japanese
Science and Technology Agency are equivalent to or even stricter than similar
regulations of the IAEA and ISO.
REMARKS ON LUMINOUS PAINT
FEATURES
200 METER WATER RESISTANCE
●Suitable for scuba diving
ROTATING BEZEL
●Elapsed time measurement during
diving (up to 60 minutes)
SCREW DOWN CROWN
TIME/CALENDAR
●Hour, minute & second hands
●Date
●Day
5
English
HOW TO START THE WATCH
●To initially start your watch:
Swing it from side to side in a horizontal arc for about 30 seconds.
This is an automatic mechanical watch.
* If the watch is worn on the wrist, the mainspring will be wound automatically through normal wrist
movement.
English
6
➠
MON
15
2
3
4
1
1
Unlock the
crown by
turning it
counterclockwise.
Pull out the
crown to the
first click.
2
Set the previous
day’s date.
3
Set the previous
day of the week.
4
TIME/CALENDAR SETTING
7
English
Pull out the
crown to the
second click.
5 6
Turn the hands
until the desired
date and day
appears.
Push back the
crown.
87
Set the hands
to the desired
time. Lock the crown
by turning it
clockwise while
pressing it.
9
MON
16
➠
5
6
7
➠
8
9
English
8
ROTATING BEZEL
The rotating bezel can show up to 60 minutes of elapsed time.
1Turn the rotating bezel to align its
“ ” mark with the minute hand. 2Read the number on the rotating
bezel that the minute hand points
to.
Elapsed time
Start
Minute hand
30 minutes
have elapsed.
9
English
PRECAUTIONS
CAUTION
Diving is an inherently hazardous form of recreation and it is essential that you
strictly observe all instructions for use and maintenance of the watch set forth in
this booklet for safety’s sake. DO NOT ATTEMPT TO DIVE USING THIS WATCH
UNLESS YOU HAVE BEEN PROPERLY TRAINED IN DIVING.
Do not use the watch for saturation diving using helium gas.
●Check that:
• the watch operates normally.
• the crown is 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 firmly 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.
BEFORE DIVING
English
10
●Do not operate the crown when the watch is wet or in water.
●Take care not to hit the watch against hard objects such as rocks.
●Bezel rotation may become slightly harder in the water but this is not a malfunction.
WHILE DIVING
●After checking that the crown is screwed in completely, rinse the watch in fresh water, and wash out all
seawater, soil, sand, etc.
●After cleaning the watch in fresh water, be sure to wipe it thoroughly dry to prevent possible rust on the
case.
AFTER DIVING
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3
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