Citizen 8712 User manual

English Deutsch
Français
Español Italiano
Português
繁體中文 简体中文 日本語
ank you for purchasing a CITIZEN watch. To ensure correct use, please read these instructions carefully.
Please conrm that the CITIZEN International Guarantee Card is included for your possible claim.
Vielen Dank für den Kauf dieser CITIZEN Uhr. Bitte lesen Sie diese Anleitung durch, um mit den
Funktionen dieser Uhr vertraut zu werden. Überprüfen Sie bitte in Ihrem eigenen Interesse, ob der Uhr
die internationale CITIZEN Garantiekarte beigelegt ist.
Nous vous remercions d’avoir porté votre choix sur une montre CITIZEN. Pour assurer une utilisation
correcte, veuillez lire les instructions attentivement. Veuillez vous assurer que la carte de garantie
internationale CITIZEN est fournie pour toute réclamation éventuelle.
Muchas gracias por la compra de este reloj CITIZEN. Para asegurar un uso correcto, lea detenidamente
estas instrucciones. Verique de que la tarjeta de Garantía Internacional de CITIZEN le sea suministrada
con el reloj en el momento de la compra, de esta manera, podrá reclamar servicios de acuerdo con los
términos de garantía.
Grazie per aver scelto un orologio CITIZEN. Per la sicurezza di un uso corretto, si prega di leggere
attentamente le istruzioni. Inoltre abbiate la cortesia di assicurarvi che la carta di garanzia internazionale
CITIZEN sia inclusa in caso di un eventuale reclamo.
Muito obrigado por adquirir um relógio CITIZEN. Para garantir uma utilização correcta, por favor leia
estas instruções atentamente Conrme também se o Cartão Internacional de Garantia da CITIZEN
acompanha o relógio. Ele será necessário no caso de uma possível reclamação.
承蒙購買CITIZEN錶，為確保正確的使用，敬請仔細閱讀此使用指南。請確認同附的CITIZEN國際保證卡，以
享受免費修理之權利。
承蒙惠购CITIZEN表，谨致谢意。为确保正确使用，敬请仔细阅读此使用指南。请确认随附的CITIZEN国际保证
卡，以享受免费修理的权利。
このたびは、シチズンウオッチをお買い上げいただきましてありがとうございます。この取扱説明書をよくお読みの上、
正しくお使いくださいますようお願い申し上げます。また、万一故障した場合に必要な国際保証書が同梱されていることを
ご確認いただきますようお願い申し上げます。

3
English
The movement number of this watch is “8712”.
Thank you for your purchase of this Citizen watch.
Before using the watch, read this instruction manual carefully to ensure
correct use.
After reading, be sure to store this manual in a safe place should it be
needed for future reference.
✳The case has different features depending on the model.
Details of model specific features may not be outlined in this manual. See
“ http://www.citizenwatch.jp ”.

4
5
English
■ Important instructions are categorized and depicted in this manual as follows:This manual may contain certain safety advisories. Your watch should be used
in accordance with these advisories at all times to ensure optimal enjoyment of
your watch and to prevent injury to yourself, other persons and/or damage to
property.
■ Safety advisories are categorized and depicted in this manual as follows:
Highly likely to cause death or serious injury
May cause serious injury or death
May or will cause minor or moderate injury or damage
Warning (caution) symbol followed by instructions that should be
followed and/or precautions that should be observed.
Warning (caution) symbol followed by prohibited use and/or
operation advisory.
Safety Precautions Safety Precautions
DANGER
WARNING
CAUTION

6
7
English
Notes Before Use
◆About protective stickers
Please be sure to peel off protective stickers before wearing the watch if glass
and metal parts of the watch (case, metal band, and metal parts of the clasp)
are covered with the stickers. Perspiration or moisture may enter the gaps
between the stickers and the parts, which may result in a skin rash and/or
corrosion of the metal parts.
◆About band adjustment
Do not attempt to adjust the watchband (including the metal and rubber type)
by yourself (except watches with accessory tool for band adjustment). Doing
so may result in dropping the watch or injury during the adjustment. Please
contact your dealer or Citizen Customer Support Center for adjustment of the
band; otherwise, adjustment may not be possible or not be free of charge.
Notes Before Use
◆How to use screw down crown
Some models use screw down system for the crown.
Accidental operations can be prevented when the watch is not being operated
by locking the crown. To operate the watch, release the lock.
* If your watch does not have a screw down crown, operations can be
performed without locking or unlocking the crown.
Before operation After operation
When the screw lock
is released, the crown
extends to the normal
position.
Unlock the crown
Rotate the crown to the
left (counterclockwise).
Lock the crown
Press the crown and
rotate it to the right
(clockwise) to tighten
the screw lock.

8
9
English
Notes Before Use ……………………………………………………… 6
Features ………………………………………………………………… 9
Notes on Charging Your Watch …………………………………… 10
Guide to Charging Time …………………………………………… 12
Component identication ………………………………………… 13
Setting the Time …………………………………………………… 14
Setting the Calendar ……………………………………………… 16
Setting the Moon Age ……………………………………………… 18
Eco-Drive (solar powered) Watch Handling Precautions………… 20
Water resistance …………………………………………………… 24
Precautions and usage limitations ………………………………… 27
Maintenance ………………………………………………………… 33
Information ………………………………………………………… 34
Specications ……………………………………………………… 35
Table of contents
◆Eco-Drive (solar powered) watch
The watch operates by converting sunlight and other light into electrical energy. Once the
rechargeable cell is fully charged, the watch will function for approximately 6 months.
◆Insufficient charge warning
If the power becomes very low, the second hand advances
at 2-second intervals, indicating that charging is necessary.
When the second hand starts to advance at 2-second
intervals, expose the watch to light until it is fully charged.
◆Quick start function
When the stopped watch is exposed to light, it starts operating again.
Features
If the watch is not exposed to light within approximately 4 days aer the insucient
charge warning starts, the watch will stop.
Aer quick start, expose the watch to light until it is fully charged. Set the correct time
before using the watch.

10
11
English
This watch has a rechargeable cell which
is charged by exposing the side surface of
the watch to light, such as direct sunlight
or fluorescent lamps. After taking off the
watch, place it in a location where the side
surface is exposed to bright light, such as
by a window.
Placing the watch exposing the side surface
(9 o'clock position) to light as shown in the
figure on the right could charge it more
efficiently.
Notes on Charging Your Watch Notes on Charging Your Watch
• When the watch is regularly covered with long sleeves, it may not be charged
suciently. Try to keep the watch exposed to light sucient for charging.
• Do not charge the watch at a high temperature (about 60ºC/140˚F or higher).
For optimal performance, perform the following:
• Expose the watch with the side surface facing towards direct sunlight for five to
six hours at least once a month.
• Do not store the watch in a dark place with no light for a prolonged period
of time.

12
13
English
Guide to Charging Time
Below are the approximate times needed for charging when exposing the watch
dial to light continuously. Please use this table as a reference only.
Environment
Illuminance
(Lx)
Charging time (approximate)
To keep working
normally for one day
To start working normally when
the rechargeable cell is empty
To charge fully when the
rechargeable cell is empty
Outdoors
(sunny sky) 100,000 7 minutes 3.5 hours 25 hours
Outdoors
(cloudy sky) 10,000 30 minutes 14 hours 100 hours
20 cm under
a uorescent
lamp (30 W) 3,000 1 hour 30 hours 220 hours
Interior
lighting 500 4 hours 150 hours —
＊To charge the rechargeable cell fully, it is recommended to expose the watch to direct
sunlight. A uorescent lamp or interior lighting does not have sucient illumination to
charge the rechargeable cell fully.
is watch will run for approximately 6 months from a full charge without further exposure to light.
Component identification
Minute hand
Crown
* The illustrations in this instruction manual may dier from the actual appearance of your watch.
Hour hand
Second hand Moon age
Date hand

14
15
English
Setting the Time
Pull the crown out to
position 2.
Rotate the crown to
set the time.
Pull out the crown just as the
second hand is at the 0 second
position in order to accurately
align to the second.
For more accurate adjustment, rst
set the minute hand forward by ve
minutes and then return it to the
correct time.
e date changes around midnight.
Make sure not to confuse AM and
PM.
1 2
Setting the Time
Press the crown back into
its normal position.
Refer the time signal and push the
crown to set the time.
Be sure to secure if the watch has a
screw down crown.
Water may enter your watch.
3

16
17
English
Setting the Calendar
Pull the crown
out to position 1.
1
•
Avoid adjusting the calendar when the
hands indicate around 9:00 p.m. to 1:00 a.m..
The calendar may not be changed correctly.
•
The date starts being changed around 10:00
p.m.. It takes the date approximately 2 hours
to be changed.
Setting the Calendar
Press the crown
back into its
normal position.
Rotate the crown
counterclockwise to set the date.
Be sure to secure
if the watch has a
screw down crown.
Water may enter
your watch.
32

18
19
English
Setting the Moon Age
Pull the crown
out to position 1.
1Rotate the crown clockwise to
set the moon age.
2
Setting the Moon Age
Moon age
Guide to the
moon shape
Look in a newspaper to find out the moon age for the day, and then set the shadow part
while referring to the moon age reference chart shown below.
<How to see the moon age>
New moon
Moon age: 0
(Spring)
First quarter
Moon age:
approx. 7
(Neap)
Full moon
Moon age: approx.
15
(Spring)
Last quarter
Moon age approx.:
22
(Neap)
New moon
Moon age: 0
(Spring)
*The indication of moon age is shown to indicate the age of the moon and not its shape. It
can be used as a general indicator of moon age.
Moon age can be set more accurately by setting the moon age either during a new moon/
the first lunar day (moon age: 0) or during a full moon (moon age: 15)