■DISPLAY AND CROWN/BUTTON OPERATION
■SETTING THE TIME
1. When the stopwatch is or has been measuring. If the crown is pulled out to the second click, the stopwatch will
continue the current measurement.
2. The 24-hour hand moves correspondingly with the hour hand.
※6T67 does not have 24-hour hand.
3. The moment the date changes is midnight. When setting the hour hand, make sure to check that AM/PM is
correctly set by using the 24 hour hand as an AM/PM indicator.
4. When setting the minute hand, first advance it 4 to 5 minutes ahead of the desired time and then turn it back to
the exact minute.
■SETTING THE DATE
1. Date setting should always be carned out after the time is correctly set.
2. Manual date adjustment is required on the first day after a month that has less than 31 days: February, April,
June, September and November.
3. Do not set the date during any time between 9:00 P.M. and 3:00 A.M. Date setting during this time period may
couse failure of date change on the following day.
■STOPWATCH
6T63/6T73
● The stopwatch can measure up to 60 minutes in
1/5-second increments.
● After measuring 60 minutes, the stopwatch will
automatically stop.
6T67
●The stopwatch can measure up 12 hours in 1/5
second increments.
●After measuring 12 hours, the stopwatch will
automatically stop.
Standard measurement
START
A
→
STOP
A
→
RESET
B
Button
B
0：Normal position
1：First click
2：Second click
24-hour
hand
Date
Hour hand
STOPWATCH
minute hand
Small second hand
Button
A
STOPWATCH 1/5-second hand
Crown
０１ ２
Minute hand
Cal.6T63
Date
Button
B
0：Normal position
1：First click
2：Second click
24-hour hand
Hour hand
STOPWATCH
minute hand
Small second hand
Button
A
Minute hand
STOPWATCH 1/5-second hand
Crown
０１ ２
Cal.6T73
Date
STOPWATCH
minute hand
Button
B
Button
A
Minute hand
Crown
Small second hand
STOPWATCH
hour hand
Hour hand
0：Normal position
1：First click
2：Second click
STOPWATCH 1/5-second hand
Cal.6T67
０１ ２
Accumulated elapsed time measurement
START
A
→
STOP / RESTART
A
/
A
RESET
B
→
STOP
A
→
■TROUBLESHOOTING
The watch stops operating.
The watch gains/ loses time temporarily.
The date changes at 12 o'clock noon.
The glass is blurred and the blur persists
for a long time.
The battery has run down.
The watch has been left in extremely
high or low temperatures for a long
time.
The watch was brought into close
contact with a magnetic object.
You dropped the watch, hit it against
a hard surface or wore it while
playing active sports. The watch
was exposed to strong vibrations.
AM/PM is not properly set.
Water got inside the watch due to
the deterioration of the gasket, etc.
Have the battery replaced with a new one
immediately by the retailer from whom the watch
was purchased.
This condition will be corrected when the watch
temperature returns to normal. Re-set the
correct time. The watch is so adjusted that it
works with stable accuracy when worn on your
wrist at a temperature between 5℃ and 35℃.
This condition will be corrected when the watch
is kept away from close contact with the
magnetic source. Re-set the correct time. If the
problem persists, consult the retailer from whom
the watch was purchased.
Re-set the correct time. If the problem persists,
consult the retailer from whom the watch was
purchased.
Consult the retailer from whom the watch was
purchased.
Problem
Possible cause
Solution
※For solution of troubles other than those above, contact the retailer from whom the watch was purchased.
■CROWN
There are two types of crown, a normal
crown and a screw-lock type crown.
Please check the type of the crown of your
watch.
While pressing
the crown in,
turn it in the
direction
indicated by
the arrow.
The
crown
turns.
Normal crown
Pull out the crown and operate it.
Unlock the crown before operating it.
After operating the
crown, lock it.
While pressing the
crown in
Unscrew
Screw
Screw-lock type crown
The crown
does not turn.
(It cannot be
turned any
further.)
Hour hand
Minute hand
Small second
hand
24-hour hand
Date
※Restart and stop of the stopwatch can be repeated by pressing buttton
A
.
■ FEATURES
This is a multi-display analogue watch featuring a
stopwatch function.
6T63-6T73
●Indicated by the hour, minute, second and 24-hour
hands.
●The stopwatch can measure up to 60 minutes in 1/5
s e c o n d i n c r e m e n t s . A f t e r 6 0 m i n u t e s , i t w i l l
automatically be stopped.
●6T73 is wide calendar display type.
※If your watch has a screw-lock type
crown, the crown screws into the watch
to prevent malfunction and increase
water resistance.
※Be careful not to screw the crown in by
force as it may damage the slots of the
crown.
CROWN
Pull out to second click when the small second hand is at the 12
o'clock position.
▼
Turn to set the hour and minute hands.
▼
Push back into normal position in accordance with a time signal.
● Before setting the date, be sure to set the time.
CROWN
Pull out to first click.
▼
Turn clockwise until the desired date appears.
▼
Push back in to normal position.
1. You may feel that the buttons of the watch are harder to press compared with those of conventional
watches. This is due to the special construction needed for the stopwatch function. and, therefore, is not a
malfunction.
2. While the stopwatch is measuring. pressing button
B
will reset the stopwatch. Be careful not to press button
B
by mistake.
■REMARKS ON THE BATTERY
(1)Battery Life
When a new normal battery is installed, this watch
operates for approximately three years. However, if the
stopwatch is used for more than 60 minutes a day, the
battery life may be less than three years.
(2)Monitor battery
The battery in your watch may run down in less than
two years after the date of purchase, as it is a monitor
battery which is inserted at the factory to check the
function and performance of the watch.
(3)Battery change
・For battery replacement, be sure to have the battery
replaced with a new one at the retailer from whom
the watch was purchased, and request the battery for
exclusive use with the SEIKO watches.
■ SPECIFICATIONS
1. Frequency of crystal oscillator ･･････32,768 Hz (Hz = Hertz ... Cycles per second)
2. Loss/gain (monthly rate) ･･･････････Less than 20 seconds when the watch is worn on your wrist (5℃〜35℃)
3. Operational temperature range ･････-5℃ 〜 +50℃
4. Driving system ･･･････････････････Step motor, 2 pieces
5. Display system ･･･････････････････[Time function]
Hour and minute hands with a small second hand that moves at one-second
intervals
[Stopwatch function]
6T63/6T73
Stopwatch second hand turns a full circle in 60 seconds at 1/5-second intervals.
Stopwatch minute hand turns a full circle in 60 minutes at one-minute intervals.
6T67
Stopwatch second hand turnes a full circle in 60 seconds at 1/5-second intervals.
Stopwatch minute hand turnes a full circle in 60 minutes at one-minute intervals.
Stopwatch hour hand turnes a full circle in 12 hours at one-hour intervals.
6. Battery ･･････････････････････････Miniature silver oxide battery SB-A4, 1 piece (SR936SW)
7. Battery life ･･･････････････････････Approx. 3 years if the stopwatch is used for less than 60 minutes a day
8. IC (Integrated Circuit) ･････････････Oscillator, frequency divider and driving circuit (C-MOS-IC), 1 piece
※The above specifications are subject to change without prior notice for product improvement.
■AFTER-SALES SERVICE
●Notes on guarantee and repair
・Contact the retailer the watch was purchased from or a SEIKO CUSTOMER SERVICE CENTER for repair or
overhaul.
・Within the guarantee period, present the certificate of guarantee to receive repair services.
・Guarantee coverage is provided in the certificate of guarantee. Read carefully and retain it.
・For repair services after the guarantee period has expired, if the functions of the watch can be restored by
repair work, we will undertake repair services upon request and payment.
●Replacement parts
・SEIKO makes it a policy to typically keep a stock of replacement parts for this watch for 7 years. Replacement
parts are those which are essential to maintaining the functional integrity of the watch.
・When repairing your watch, please keep in mind that if original parts are not available, they may be replaced
with substitutes whose outward appearance may differ from the originals.
●Inspection and adjustment by disassembly and cleaning (overhaul)
・Periodic inspection and adjusment by disassembly and cleaning (overrhaul) is recommended approximately
once every 3 to 4 years in order to maintain optimal performance of the watch for a long time. According to use
conditions, the oil retaining condition of your watch mechanical parts may deteriorate,abrasion of the parts due
to contamination of oil may advance or delay the time significantly, or the watch itself may stop. As the parts
such as gasket may deteriorate, water-resistant performance may be impaired due to intrusion of perspiration
and moisture. Please contact the retailer from whom the watch was purchased for inspection and adjustment
by disassembly and cleaning (overhaul). For replacement of parts, please specify "SEIKO GENUINE PARTS."
When asking for inspection and adjustment by disassembly and cleaning (overhaul), make sure that the
gasket and push pin are also replaced with new ones.
When your watch is inspected and adjusted by disassembly and cleaning (overhaul), the movement of your
watch may be replaced.
・Do not remove the battery from the
watch.
・If it is necessary to take out the
battery, keep it out of the reach of
children.
・If the child swallows it, consult a
doctor immediately as it will adversely
affect the health of the child.
WARNING
・Never short-circuit, tamper with or heat the battery, or never expose
it to fire as it may explode, generate and intense heat or catch fire.
・The battery in your watch is not rechargeable. Never attempt to
recharge it, as this may cause battery leakage or damage to the
battery.
・If the watch is left in a temperature below +5℃ or above +35℃ for a
long time, the battery leakage may result, causing the battery life to
be shortened.
WARNING
・Avoid wearing or storing the watch in the following places.
○Places where volatile agents (cosmetics such as polish remover, bug repellent, thinners etc.) are vaporizing
○Places where the temperature drops below 5 ℃ or rises above 35 ℃ for a long time
○Places of high humidity
○Places affected by strong magnetism or static electricity
○Dusty places
○Places affected by strong vibrations
※For watches with batteries, do not leave a dead battery compartment for a long time as it may cause battery
leakage.
・If you observe any allergic symptoms or skin irritation
Stop wearing the watch immediately and consult a specialist such as a dermatologist or an allergist.
・Do not pour running water directly from faucet.
The water pressure of tap water from a faucet is high enough to degrade the water resistant performance of a water
resistant watch for everyday life.
・Do not turn or pull out the crown when the watch is wet.
Water may get inside of the watch.
※If the inner surface of the glass is clouded with condensation or water droplets appear inside of
the watch for a long time, the water resistant performance of the watch is deteriorated.
Immediately consult the retailer from whom the watch was purchased or SEIKO CUSTMER
SERVICE CENTER.
・Do not leave moisture,sweat and dirt on the watch for a long time.
Be aware of a risk that a water resistant watch may lessen its water resistant performance because of deterioration
of the adhesive on the glass or gasket, or the development of rust on stainless steel.
・Do not wear the watch while taking a bath or a sauna.
Steam,soap or some components of a hot spring may accelerate the deterioration of water resistant per formance
of the watch.
・Other cautions
○Do not disassemble or tamper with the watch.
○Keep the watch out of the reach of babies and children. Extra care should be taken to avoid risks of any injury or
allergic rash or itching that may be caused when they touch the watch.
○When disposing of used batteries, follow the instructions of your local authorities.
○If your watch is of the fob or pendant type,the strap or chain attached to the watch may damage your clothes, or
injure the hand, neck, or other parts of your body.
●Magnetic resistance
Affected by nearby magnetism,a watch may temporarily gain or lose time or stop operating.
CAUTION
Keep the watch more than 5 cm away from
magnetic products. (JIS level-1 standard)
Keep the watch more than 1 cm away from
magnetic products. (JIS level-2 standard)
If the watch becomes magnetized and its
accuracy deteriorates to an extent exceeding
the specified rate under normal use, the
watch needs to be demagnetized. In this
case, you will be charged for demagnetization
and accuracy readjustment even if it happens
within the guarantee period.
The reason why watch is affected by
magnetism
The built-in motor is provided with a magnet,
which may be influenced by a strong external
magnetic field.
No indication
Indication
on the case back
Keep the watch more than 10 cm away from
magnetic products.
Condition of use
弊社製品についての修理その他のご相談は、「お買い上げ店」で
承っております。
なお、ご不明の点は下記へお問い合せください。
〒
100-0005 東京都千代田区丸の内 3-1-1 国際ビル
〒
550-0013
大阪市西区新町 1-4-24 大阪四ﾂ橋新町ビルディング
お客様相談室
全国共通フリーダイヤル
0120-612-911
http://www.seiko-watch.co.jp/
※ 金属バンドの調整は、お買い上げ店にご依頼ください。
ご贈答、ご転居などにより、お買い上げ店での調整が受けられない場合は、
弊社お客様相談窓口へご依頼ください。お買い上げ店以外では有料もしく
はお取扱いいただけない場合があります。
※ お買い上げ時の電池は、機能や性能を検査するための電池（モニター電池）
です。保証期間内でも電池交換は有料となります。
※ 商品に傷防止用の保護シールがはられている場合があります。
必ずはがしてお使いください。はられたままにしておくと、汚れ、汗、ゴ
ミ、水分などが付着してさび発生の原因となります。
Cal.6T63/6T73
STOPWATCH
minute hand
STOPWATCH
1/5-second hand
Cal.6T67
STOPWATCH
minute hand
STOPWATCH
1/5-second hand
STOPWATCH
hour hand
Button
B
Button
A
Button
B
Button
A
CAUTION
●Water resistance
Refer the table below for the description of each degree of water resistant performance of your watch before using.
Indication on the case back
No indication
WATER
RESISTANT
WATER RESISTANT
5 BAR
WATER RESISTANT
10（20）BAR
Water resistant performance
Condition of use
Water resistance
for everyday life
Water resistance for
everyday life at 5
barometric pressures.
Water resistance for
everyday life at 10(20)
barometric pressures.
Non-water resistance
Avoid drops of water or sweat
The watch withstands accidental
contact with water in everyday life.
Not suitable for
swimming
The watch is suitable for diving not using an air cylinder.
The watch is suitable for sports such as swimming.
WARNING
●Band
The band touches the skin directly and becomes
dirty with sweat or dust. Therefore,lack of care may
accelerate deterioration of the band or cause skin
irritation or stain on the sleeve edge. The watch
requires a lot of attention for long usage.
Metallic band
・Moisture, sweat or soil will cause rust even on a
stainless steel band if they are left for a long time.
・Lack of care may cause a yellowish or gold stain
on the lower sleeve edge of shirts.
・Wipe off moisture, sweat or soil with a soft cloth as
soon as possible
・To clean the soil around the joint gaps of the band,
wipe it out in water and then brush it off with a soft
toothbrush.
（Protect the watch body from water splashes by
wrapping it up in plastic wrap etc.）
・Because some titan bracelets use pins made of
stainless steel, which has outstanding strength,
rust may form in the stainless steel parts.
・If rust advances, pins may poke out or drop out,
and the watch case may fall off the bracelet, or the
clasp may not open.
・If a pin is poking out, personal injury may result. In
such a case, refrain from using the watch and
request repair.
Leather band
・A leather band is susceptible to discoloration and
deterioration from moisture, sweat and direct sun-
light.
●Daily care
The watch requires good daily care
・Wipe away moisture, sweat or dirt with a soft cloth
・After soaking the watch in seawater, be sure to wash the watch in clean pure water and wipe it dry carefully.
※If your watch is rated as
non-water resistant
or
water resistant for daily use,
do not wash the watch.
Thank you very much for choosing a SEIKO watch.
For proper and safe use of your SEIKO watch, please read carefully the instructions in this booklet before using it .
Keep this manual handy for easy reference.
※ Length adjustment service for metallic bands is available at the retailer from whom the watch was purchased. If you cannot have your watch repaired by the retailer from
whom the watch was purchased because you received the watch as a gift, or you moved to a distant place, please contact SEIKO CUSTOMER SERVICE CENTER.
The service may also be available on a chargeable basis at other retailers, however, some retailers may not undertake the service.
※ The preinstalled battery is used to check the function and performance of the watch. You will be charged for battery replacement even if the battery runs down within the
guarantee period.
※ If your watch has a protective film for preventing scratches, make sure to peel it off before using the watch. If the watch is used with the film on it, dirt, sweat, dust, or
moisture may be attached to the film and may cause rust.
6T67
● Indicated by the hour,mimute,second hands.
●The stopwatch can measure up 12 hours in 1/5 second
increments. After 12 hours, it will automatically be
stopped.
○ Before using the stopwatch, be sure to check that
the STOPWATCH hands are reset to the
0
position.
〈How to reset the stopwatch〉
While the STOPWATCH hands are moving
1. Press Button
A
to stop the stopwatch.
2. Press Button
B
to reset the stopwatch.
While the STOPWATCH hands are stopped
1. Press Button
B
to reset the stopwatch.
・Wipe off moisture and sweat as soon as possible
by gently blotting them up with a dry cloth.
・Do not expose the watch to direct sunlight for a
long time.
・Please take care when wearing a watch with light-
colored band, as dirt is likely to show up.
・Refrain from wearing a leather band watch other
than Aqua Free bands while bathing, swimming,
and when working with water even if the watch
itself is water-resistant enforced for daily use（10-
BAR water resistant）.
Polyurethane band
・A polyurethane band is susceptible to discoloration
from light, and may be deteriorated by solvent or
atmospheric humidity.
・Especially a translucent, white, or pale colored
band easily adsorbs other colors, resulting in color
smears or discoloration.
・Wash out dirt in water and clean it off with a dry
cloth.
（Protect the watch body from water splashes by
wrapping it up in plastic wrap etc.）
・When the band becomes less flexible, have the
band replaced with a new one. If you continue to
use the band as it is, the band may develop cracks
or become brittle over time.
Notes on skin irritation and allergy
Skin irritation caused by a band has various rea-
sons such as allergy to metals or leathers, or skin
reactions against friction on dust or the band itself.
・If the old battery is left in the watch for a long time, a
malfunction may be caused due to battery leakage, etc.
Have it replaced with a new one as soon as possible.
・Battery replacement is charged even if it runs down
within the guarantee period.
・Once the case back is opened for battery replacement
or other purposes, the original water resistant quality
designed for the watch may deteriorate when it is
closed. When you have the battery replaced with a new
one, also request the water resistance test pertaining to
the water resistant quality of your wtach. If your watch
has 10-bar or higher water resistant quality, be sure to
have such test performed on the watch every time the
battery is replaced.
■ TO PRESERVE THE QUALITY OF YOUR WATCH
・Immediately stop wearing the watch in following cases.
○If the watch body or band becomes edged by corrosion etc.
○If the pins protrude from the band
※Immediately consult the retailer from whom the watch was purchased or SEIKO CUSTOMER SERVICE CENTER.
・Keep the watch and accessories out of the reach of babies and children.
Care should be taken to prevent a baby or a child accidentally swallowing the accessories.
If a baby or a child swallows the battery or accessories, immediately consult a doctor, as it will be harmful to the
health of the baby or child.
・Do not use the watch in scuba diving or saturation diving.
The various tightened inspections under simulated harsh environment, which are usually required for watches
designed for scuba diving or saturation diving, have not been conducted on the water-resistant watch with the BAR
(barometric pressure) display.For diving,use special watches for diving.
WARNING
6T63
・
6T67
・
6T73
取扱説明書
INSTRUCTION
このたびはセイコークオーツウオッチを
お買い上げいただきありがとうございま
した。ご使用の前にこの取扱説明書をよく
お読みのうえ正しくご愛用くださいますよ
うお願い申し上げます。
なお、この取扱説明書はお手もとに保存し
必要に応じてご覧ください。
6T63
・
6T67
・
6T73
