Seiko QUARTZ 4J51 Operating Instructions Manual Download Page 6

8

9

English

HOW TO USE

There are two types of crowns; a normal crown and a screw-lock crown.

Screw-lock type crown

The screw-lock type crown features a mechanism that can securely lock the 

crown when they are not being operated in order to prevent any operational 

errors and to improve its water resistant property.

○ 

 It is necessary to unlock the screw-lock type crown before operating it.

○ 

Once you have finished operating the crown, make sure to relock it.

  By locking the crown by screw, a 

screw-lock  type  crown  can 

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.

  When locking the crown, turn it slowly with care, ensuring that the screw is properly engaged. 

Be careful not to push it in forcefully, as doing so may damage the screw hole in the case.

Hour

 hand

Second

 hand

Crown

Minute

 hand

Hour

 hand

Second

 hand

Crown

Rotating bezel

Minute

 hand

9F61, 8J55, 4J51

9F61 (Diver’s models)

 “How to set the time” for Cal. 9F61, 4J51 page 14.

 “How to set the time” for Cal. 8J55 page 17.

Crown

 “How to set the time” page 14.

 “FUNCTIONS OF DIVER’S MODEL” page 16.

 “Precautions for diving” page 5.

The 

crown 

turns.

The crown 

does not 

turn. 

W h i l e 

p r e s s i n g 

the  crown 

i n ,   t u r n 

i t   i n   t h e 

d i r e c t i o n 

indicated by 

the arrow.

Normal crown

Screw-lock type crown

Pull out the crown and 

operate it.

Unlock the crown 

before operating it.

After operating the 

crown, lock it.

Screw

While pressing the 

crown

Unscrew

To unlock the crown

Turn  the  crown  counterclockwise 

(downward)  to  unscrew  it.  Now  the 

crown can be operated.

To lock the crown

Turn the crown clockwise (upward) 

while gently pressing it in toward the 

watch body until it stops.

After operating the 

crown, lock it.

Screw

While pressing the 

crown in

Unlock the crown 

before operating it.

Unscrew

Crown locked

Crown 

unlocked

  It   c a n n o t 

be  turned 

any further.

NAMES OF THE PARTS

 

GSクオーツ多言語 p001-028 英語.indd   8-9

17.2.17   4:12:41 PM

Summary of Contents for QUARTZ 4J51

Page 1: ...JSYGSA03 1801 Printed in Japan...

Page 2: ...attery in your watch at the time of purchase was inserted in the watch at the factory for performance checks Battery replacement is at cost even within the guarantee period HANDLING CAUTIONS applicabl...

Page 3: ...TANT 5 BAR Water resistance for everyday life at 5 barometric pressures The watch is suitable for swimming WATER RESISTANT 10 20 BAR Water resistance for everyday life at 10 20 barometric pressures Th...

Page 4: ...nents of a hot spring may accelerate the deterioration of water resistant performance of the watch CAUTIONS ON WATER RESISTANCE WARNING Do not use the watch in scuba diving or saturation diving The va...

Page 5: ...you wear the watch while diving After diving Please follow the care instructions below after diving Rinse the watch in fresh water and wipe it thoroughly dry Do not pour running water directly from a...

Page 6: ...ute hand Hour hand Second hand Crown Rotating bezel Minute hand 9F61 8J55 4J51 9F61 Diver s models How to set the time for Cal 9F61 4J51 page 14 How to set the time for Cal 8J55 page 17 Crown How to s...

Page 7: ...The watch immediately starts moving CAUTION You may not be able to set the date and or day when the time on your watch is between midnight and 1 00 a m due to the mechanism of the watch This is not a...

Page 8: ...ely starts moving CAUTION You may not be able to set the date when the time on your watch is between midnight and 1 00 a m due to the mechanism of the watch This is not a malfunction Please refrain fr...

Page 9: ...k when the second hand is at the 12 o clock position The second hand stops on the spot Turn the crown counterclockwise downward to advance the hands until the desired date appear Turn the crown to set...

Page 10: ...hour hand position pull out the crown to the second click when the second hand is at the 12 o clock position The second hand stops on the spot Turn the crown to set the hour and minute hands to the d...

Page 11: ...h you want to measure the elapsed time for example when you start diving rotate the bezel so that the mark on the bezel is aligned with the minute hand Read the graduation on the rotating bezel to whi...

Page 12: ...echanical parts may deteriorate abrasion of the parts may occur due to contamination of oil which may ultimately lead the watch to stop As the parts such as the gasket may deteriorate water resistant...

Page 13: ...y attaching the certificate without fail Others For the watch case dial plate hands glass band etc some alternative parts may be used for repair if necessary Refer to page 21 of this booklet Replaceme...

Page 14: ...may result in the band being cut Take care not to damage the band with an edged tool Notes on skin irritation and allergy Skin irritation caused by a band has various reasons such as allergy to metal...

Page 15: ...ance to the watch 1 m 1 000 lux Distance to the watch 3 m 500 lux average room luminance Distance to the watch 4 m 250 lux Lumibrite Troubles Possible Causes Solutions The watch stops operating The ba...

Page 16: ...rated Circuit C MOS IC 1 piece The specifications are subject to change without prior notice due to product improvement SPECIFICATIONS BATTERY MOVEMENT INTERCALARY SECOND LEAP SECOND Normally there ar...

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