F20443 - Watch FESTINA - Free user manual and instructions
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| Features | Details |
|---|---|
| Brand | FESTINA |
| Model | F20443 |
| Movement type | Quartz |
| Case material | Stainless steel |
| Case diameter | 40 mm |
| Case thickness | 10 mm |
| Glass type | Mineral |
| Water resistance | 50 meters |
| Strap type | Leather |
| Dial color | Black |
| Additional functions | Chronograph, date |
| Usage | Ideal for daily use and special occasions |
| Maintenance | Clean with a soft cloth, avoid chemicals |
| Safety | Do not expose to strong shocks, respect water resistance |
| Additional information | 2-year warranty |
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USER MANUAL F20443 FESTINA
MANUAL DE INSTRUÇÕES
| FESTINA | FESTINA | FESTINA | FESTINA | FESTINA | FESTINA |
| FESTINA | FESTINA | FESTINA | FESTINA | FESTINA | FESTINA |
| FESTINA | FESTINA | FESTINA | FESTINA | FESTINA | FESTINA |
| FESTINA | FESTINA | FESTINA | FESTINA | FESTINA | FESTINA |
| FESTINA | FESTINA | FESTINA | FESTINA | FESTINA | FESTINA |
IFMFS16/26-17/27
DUALTIME
CALENDAR
■ MANUAL DE INSTRUCCIONES 5
■ INSTRUCTION MANUAL 23
MANUEL D'INSTRUCTION 41
BETRIEBSANLEITUNG 59
MANUALE DI FUNZIONAMENTO 77
■ MANUAL DE INSTRUÇÕES 95

FESTINA
IFMFS16/26-17/27
Basic specifications 24
Features 26
Displays and buttons 27
Reading the watch 28
Setting the time 29
Setting the date 34
Using the time different correction 35
Using the cronograph 37
Chronograph reset (after replacing battery) 38
IFMFS16/26 - 17/27 IFMFS16/26 - 17/27
BASIC SPECIFICATIONS BASIC SPECIFICATIONS
CALIBER
FS16/26
is for slanted push buttons
FS17/27
is for pallalel push buttons


TIME STANDARD
Type of quartz: Tuning fork type quartz crystal
Frequency: 32,768Hz
Accuracy: ±20 s/month at the normal temperature
oF +5°C a +35°C / 41°F a 95°F
Operating -10°C to +60°C / 14°F to 140°F
temperature:
BATTERY & LIFE
SR626SW 2 YEARS
*based on 1hour/day chronograph
FUNCTION
Time : Hour, minute, second
Date
Dual Time
Chronograph 1/1 sec. Basis (Up to 59 min. 59 sec.)
EYE POSITION

[Non-Text]
[Non-Text]
m = 311
24-hour hand (12H)
(home time)
Second hand
Chrono 60 min (9h) Chrono 60 min (9h)

24-hour hand (12H)
Second hand (home time)
IFMFS16/26 - 17/27 IFMFS16/26 - 17/27
FEATURES
This watch is an analog quartz watch which features dual time operation for home time and second times zone.
• HOME TIME
Is the time where you live.
• SECOND TIME ZONE
Is the time of the country or area you are visiting or you are verifying
DISPLAYS AND BUTTONS

text_image
Chronograph second hand Chronograph minute hand Hour hand (local time) Second hand Manecilla 12 horas (hora predeterminada) 24-Hour hand (home time) 26 Minute hand Button (A) Button (B) Normal Crown Position Calendar (local time)IFMFS16/26-17/27 IFMFS16/26-17/27
READING THE WATCH SETTING THE TIME
When the watch hands appear in the diagram;
• Home time in GMT is 13:10:35 (12hours-B & 24 hours-C display).
- Local time in Tokyo is 10:10:35(hour hands-A display).
12-Hour hand (A) Local time

12-Hour hand (B) Home time
24-Hour hand (C) Home time
NOTE
• The minute and second hands are the same under home and local time.
• The 24 small hand (C) is synchronized with 12 hours (B).
• The date is synchronized with hour hands-A (local time). local).
There are 2 ways to use the 12 hour-hand (B) and setting the time depends on which way to use. Please be very careful and follow the instructions below for setting the time for both ways (Type1 & Type2).
TYPE I
Using the 12 hour hand (B) and 24 hour hand (C) for the "home time". In other words, using hour hand and minute hand to see the "second time zone" while the 12 hour hand (B) and 24 hour hand (C) to see the "home time". (When you use in domestic, the 12 hour hand will be hidden under the normal hour hand).
IFMFS16/26 - 17/27 IFMFS16/26 - 17/27
SETTING THE TIME SETTING THE TIME
TYPE | TYPE |
SETTING THE HOME TIME

text_image
12-Hour hand (A) Local time 12-Hour hand (B) Home time 24-Hour hand (C) Home time FS 26 0 15 30 45 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 74 76 78 80 82 84 86 88 90- Pull the crown out to the second position when the second hands has reached the O position.
- Turn the crown to set the current time, paying attention to the motion of 12 hour hand (B) and 24 hour hand (C) and minute hand.
- Return the crown to the normal position. Setting the 12 hour hand (B) and 24 hour hand (C) and minute hand has been now completed.
- Pull the crown out to the first position when the second hands has reached the 0 position. Turn the crown anticlockwise to set the current time. Please also set the date together.
* Hour hand is linked with calander. Please be careful if it is in morning or afternoon when you set the time. - Return the crown to the normal position.
IFMFS16/26 - 17/27 IFMFS16/26 - 17/27
SETTING THE TIME SETTING THE TIME
TYPE 2 TYPE 2
When you use the 12 hour hand (B) and 24 hour hand (C) for the "second time zone". In other words, you can select this type when using the 12 hour hand (B) and 24 hour hand (C) to see the "second time zone" (the time which has time lag), while the hour and minute hand and 12 hour hand (B) (linked with 24 hour hand) to see the "dual time".
For example, if you set the 12 hour hand (B) and 24 hour hand (C) to GMT (Greenwich Mean Time) and the normal hour and minute hand for the "second time zone", you can check GMT anytime and anyplace.
SETTING THE HOME TIME
- Pull the crown out to the second position when the second hands has reached the 0 position.
-
Turn the crown to set the current time, paying attention to the motion of 12 hour hand (B) and 24 hour (C) hand and minute hand.
-
Return the crown to the normal position. Setting the 12 hour hand (B) and 24 hour hand (C) and minute hand has been now completed.
- Pull the crown out to the first position when the second hands has reached the 0 position.
Turn the crown anticlockwise to set the current time.
Please also set the date together.
Hour hand is linked with calander.
Please be careful if it is in morning or afternoon when you set the time. - Return the crown to the normal position.
SETTING THE DATE USING THE TIME DIFFERENT CORRECTION

- Pull the crown out to the first position when the second hands has reached the 0 position.
- 2Turn the crown clockwise to set the date. If the date is set between the hours of around 9:00PM and 1:00PM, the date may not change on the following date.
- After the date has been set, push the crown back to the normal position.
When moving to a country or area which is in a different timezone, the current time in the "second time zone" can be corrected.
As the date calander is linked with time, the date in the "second time zone" is also corrected.
- Pull the crown out to the first position when the second hands has reached the 0 position.
Turn the crown anticlockwise to set the "second time zone". Date may gain in some countries or regions.
In this case, please set the date also when you set the time. (As for details, please refer to the page "setting the date". - After the date has been set, push the crown back to the normal position.
IFMFS16/26 - 17/27 IFMFS16/26 - 17/27
USING THE TIME DIFFERENT CORRECTION
THE TIME DIFFERENCE BETWEEN THE CITIES AND UTC TIME
| City | Time difference | Summer time |
| UTC | ± 0 | — |
| LONDON | ± 0 | ○ |
| PARIS | +1 | ○ |
| ROME | +1 | ○ |
| CAIRO | +2 | ○ |
| ISTANBUL | +2 | ○ |
| MOSCOW | +3 | ○ |
| KUWAIT | +3 | × |
| DUBAI | +4 | × |
| KARACHI | +5 | × |
| DACCA | +6 | × |
| BANGKOK | +7 | × |
| SINGAPORE | +8 | × |
| City | Time difference | Summer time |
| HONG KONG | +8 | × |
| TOKYO | +9 | × |
| SYDNEY | +10 | ○ |
| NOUMEA | +11 | × |
| AUCKLAND | +12 | ○ |
| HONOLULU | -10 | × |
| ANCHORAGE | -9 | ○ |
| LOS ANGELES | -8 | ○ |
| DENVER | -7 | ○ |
| CHICAGO | -6 | ○ |
| NEW YORK | -5 | ○ |
| CARACAS | -4 | × |
| RIO DE JANEIRO | -3 | ○ |
USING THE CRONOGRAPH
This chronograph is able to measure and display time in 1/1 second united up to maximum of 1 hour.
MEASURING TIME WITH THE CHRONOGRAPH
- The chronograph can be started and stopped each time button "A" is pressed.
- To reset, press button "B" and the chronograph second & minute hands return to their 0 positions.

flowchart
graph TD
A["Reset"] -->|A| B["Time measurement"]
B -->|A| C["Stop"]
B -->|B| A
IFMFS16/26-17/27 IFMFS16/26-17/27
CHRONOGRAPH RESET [after replacing battery] CHRONOGRAPH RESET
This procedure should be performed when the chronograph second hand do not return to the 0 second position after the chronograph has been reset, and including after the battery has been replaced.
Chronograph second hand
Chronograph minute hand
![FESTINA F20443 - CHRONOGRAPH RESET [after replacing battery] CHRONOGRAPH RESET - 1](/content/2026/03/439640/images/49239d23624d4b5210df11de017cc7162cb228332645716c447c735c59c10661.jpg)
text_image
FS 26 10:11 12 1 10 24 15 -45 30 -18 -45 30 -12 7:55 5:55 BButton (A)
![FESTINA F20443 - CHRONOGRAPH RESET [after replacing battery] CHRONOGRAPH RESET - 2](/content/2026/03/439640/images/dcd011d758ac8377b9ab69c977b907de065f9a564b5a39e7a7b47a2aa339cdda.jpg)
Normal Crown Position
Button (B)
[placing battery]
- Pull the crown out to the 2nd position.
- Press button "A" to set the chronograph second hand to the O position.
- The chronograph hands can be advanced rapidly by continuously pressing button "A".
- Once the hands have been zeroed, reset the time and return the crown to its normal position.
* Do not return crown to normal position while chronograph second hand return to 12:00 (ZERO) position. Hand stops on the way when crown are returned to normal position and these positions are recognized as 12:00 (ZERO) position.
IFMFS16/26-17/27
IFMFS16/26-17/27
MANUEL D'INSTRUCTION
DUAL TIME

By virtue of the regulations pursuant to the handling of waste products deriving from electronic and electrical equipment, end of lifecycle watch making products must be selectively collected for processing. You may be dispose of your quartz watch making products at any of our retail outlets rather authorized collection point. The selective collection, processing, rating clustering of these products helps contribute to safeguarding the environment and using our health.
Heure: Heure, minute, seconde
Date
Affichage 12/24
MANUAL DE INSTRUÇÕES
CRONOGRADO