Seiko 7R68 Support and Manuals
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Manual - Page 1
Cal. 7R68
INSTRUCTIONS BEDIENUNGSANLEITUNG INSTRUCTIONS ISTRUZIONI INSTRUCCIONES INSTRUÇÕES
(P. 3) (S. 12) (P. 21) (P. 30) (P. 39) (P. 48) (57 ท)
Manual - Page 3
ENEnGgLliIsShH
CONTENTS
Page DISPLAY AND CROWN OPERATION 6 HOW TO WIND THE WATCH 7 TIME/DATE SETTING 8 NOTES ON USING THE WATCH 10 SPECIFICATIONS ...11
✩ For the care of your watch, see "TO PRESERVE THE QUALITY OF YOUR WATCH" in the attached Worldwide Guarantee and Instruction Booklet.
3
Manual - Page 4
...48 hours.
4 Driven by a mainspring, this watch delivers the accuracy of a traditional quartz watch thanks to which in turn oscillates a quartz crystal.
English
CAL. 7R68 "SPRING DRIVE"
Until now, quartz and mechanical watches existed as a traditional quartz watch. SPRING DRIVE MECHANISM q Like a traditional mechanical watch, the mainspring drives the watch. POWER RESERVE INDICATOR q It shows...
Manual - Page 5
... driven by a mainspring. To ensure constant operation of the
watch, be sure to "0". Therefore, when using the watch in temperatures below 0° C, make sure the watch has sufficient power reserve.
5 English
CAUTION q This watch is used in temperatures below 0° C with the power reserve indicator pointing to "1/4" or less, it completely before the power...
Manual - Page 6
English
DISPLAY AND CROWN OPERATION
Power reserve indicator
Minute hand
Hour hand
ab c
6
CROWN
Second hand
Date
a: Normal position ...... Winding the watch by turning clockwise b: First click Date setting c: Second click .......... Time setting
6
Manual - Page 7
... indicator reaches "1", the crown becomes difficult to turn . Power reserve indicator
CROWN
Turn slowly clockwise in the normal position to "1". English
HOW TO WIND THE WATCH
q Before using, be caused.
7
w Turn further until the power reserve indicator points to wind the mainspring. Do not attempt to
turn the crown forcibly...
Manual - Page 8
...Turn counterclockwise to advance
➠
the hands until the
previous day's date appears.
w
Pull out to set the time. w
5
Turn counterclockwise until the date changes to the next.
6
w
➠
Turn.... English
TIME/DATE SETTING
q Before setting the time and date, wind the watch completely (as described on the previous page), and check that the watch is at the 12 o'clock
position.
Manual - Page 9
In March and months following 30-day months, you will need to make the following adjustment:
CROWN
Pull out to "31".
w
Push back in the calendar frame. English
q Date adjustment at the beginning of the month
The watch indicates dates from "1" to the first click. tion.
9
w
1
Turn counterclockwise until "1"
appears in to the normal posi-
Manual - Page 10
... time, and then, advance the hands to the exact time.
The watch is equipped with a newly-developed spring drive mechanism. If the hands turn it is wound up, wind the mainspring fully, allowing the watch is so designed that of a conventional quartz watch. Before setting the time, wind the mainspring fully until the hands advance past...
Manual - Page 11
...Oscillator, frequency divider and spring drive control circuit
(C-MOS-IC), 1 piece 9 Jewels 30 jewels
* The specifications are subject to a daily rate of less than 1 second) 4 Operational temperature range 10° C ~ +60° C (14° F ~ 140° F) * When using the watch in low temperatures, keep the
power reserve indicator above "1/4". 5 Driving system Manual winding mechanism 6 Hand...
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