Seiko 8J55 Operating Instructions Manual Download Page 9

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English

Date adjustment at the end of the month

It is necessary to adjust the date after February (which has 28 days, 29 days in 
a leap year) and a 30 day month.

Ex.

To adjust the date in the a.m. period on 
the first day of a month following a 30-
day month.
The watch displays “31” instead of “1”. 
Pull out the crown to the first click. Turn 
the crown to set the date to “1”.

First click

position

HOW TO USE 

(FOR CAL. 8J55)

How to use the independent hour-hand adjustment 
function

  Pull out the crown to the first click. The second hand keeps moving.

  Turn the crown clockwise to 

advance the hour hand. Turn the 
crown counterclockwise to set the 
hour hand back. The hour hand 
moves in one-hour increments.

How to set the time

  After adjusting the 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 desired 
time. 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.

  Complete the procedure by pushing the crown back into the normal position in 

accordance with a time signal.

This watch features a time difference adjustment function. The hour hand can 
be easily adjusted in one-hour increments without stopping the minute and 
second hands.  This function is convenient especially when traveling abroad.

First 

click 

position

The hour hand moves 

counterclockwise.

The hour hand 

moves clockwise.

Second 

click 

position

Time setting

Normal position

HOW TO USE (FOR CAL. 4J52)

Summary of Contents for 8J55

Page 1: ...www grand seiko com 9F 8J 4J JSYGSA01 1303 QUARTZ...

Page 2: ...the film and may cause rust The battery 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 p...

Page 3: ...allergist Other cautions Replacement of the metal band requires professional knowledge and skill Please ask the retailer from whom the watch was purchased for replacement of the metal band as there is...

Page 4: ...z caliber number starts with 8J or 4J How to check the caliber number The four digit model number on the case back is the caliber number Model Number Regular case back 9F83 00A0 9F83 Caliber Number Ex...

Page 5: ...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...

Page 6: ...al position in accordance with a time signal 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...

Page 7: ...ving 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 from setting th...

Page 8: ...t 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 advance the hands until the desired date and day appear Turn the...

Page 9: ...ments How to set the time After adjusting the 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 cr...

Page 10: ...y 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 overhauled the movement...

Page 11: ...d 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 lea...

Page 12: ...or stop operating Cellular phone speaker Bag with magnet buckle AC adapter AC powered shaver Magnetic cooking device Portable radio speaker Magnetic necklace Magnetic health pillow Indication on the...

Page 13: ...1 000 lux Lighting apparatus 40 watt daylight fluorescent light Distance 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 Troubles...

Page 14: ...m Step motor IC Integrated 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 SEC...

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