Citizen F990 Instructions Download Page 3

Setting the world time manually

This watch can indicate the time around the world according to which of 39 time 

zones (offsets from UTC — Coordinated Universal Time) is chosen.

1. 

Change the mode to [

TME

] or [

LLI

] and pull the crown out to 

position 

2

.

The second hand indicates the current time zone setting of the home time.

•  When the mode is [

UTC

], you can only change the time zone setting of the 

home time.

2. 

Press and release the upper right button 

B

.

The second hand indicates the current time zone setting of the local time.

•  Each time you press button 

B

, the minute hand of setting target slightly 

moves and the target (home time/local time) of time zone setting changes 

alternately.

3. 

Rotate the crown to choose a time zone.

Time indication changes.

4. 

Push the crown in to position 

0

 to finish the procedure.

The second hand returns to indicate the second.

How to read indication of the world time setting

The watch has 39 time zone markers with several 

representative area names. A time zone is set by 

pointing the second hand at one of the markers.

In the illustration on the right, the second hand 

points to 26 seconds and time zone setting 

is"+10.5".

• Time zones are represented by offsets from UTC.

Table of time zones and representative places

(Based on information as of January 2018)

Time 

zone

Second 

hand

Area 

name

Representative 

area

0

LON

London

+1

PAR

Paris

+2

ATH

Athens

+3

6

RUH

Riyadh

+3.5

7

Tehran

+4

8

DXB

Dubai

+4.5

9

Kabul

+5

10

KHI

Karachi

+5.5

12

DEL

Delhi

+5.75

13

Kathmandu

+6

14

DAC

Dhaka

+6.5

15

Yangon

+7

16

BKK

Bangkok

+8

18

BJS 

(HKG)

Beijing/Hong Kong

+8.5

19

Pyongyang

+8.75

20

Eucla

+9

21

TYO

Tokyo

+9.5

23

ADL

Adelaide

+10

25

SYD

Sydney

+10.5

26

Lord Howe Island

Time 

zone

Second 

hand

Area 

name

Representative 

area

+11

27

NOU

Noumea

+12

29

AKL

Auckland

+12.75

31

Chatham Islands

+13

32

TBU

Nuku'alofa

+14

34

Kiritimati

-12

36

Baker Island

-11

38

MDY

Midway

-10

40

HNL

Honolulu

-9.5

41

Marquesas Islands

-9

42

ANC

Anchorage

-8

44

LAX

Los Angeles

-7

46

DEN

Denver

-6

48

CHI

Chicago

-5

50

NYC

New York

-4

52

MAO

Manaus

-3.5

53

St. John's

-3

54

RIO

Rio de Janeiro

-2

56 

FEN

Fernando de 

Noronha

-1

58 

PDL

Azores

F990 Abbreviated instruction

Interchanging the home time and local time

1. 

Change the mode to [

TME

] or [

LLI

] and push the crown in to 

position 

0

.

2. 

Press and release both the lower right button 

A

 and upper 

right button 

B

 at the same time.

A confirmation tone sounds and the home time and local time interchange.

•  Date and day-of-week indication follows the new home time after the 

interchange.

Setting the summer time

1. 

Change the mode to [

TME

] or [

LLI

] and pull the crown out to 

position 

2

.

The function indication indicates summer time setting of the home time 

(

SMT ON/OFF

).

•  When the mode is [

UTC

], you can only change summer time setting of the 

home time.

2. 

Press and release the lower right button 

A

.

SMT ON

ON

SMT

OFF

SMT

F

E

S

M W F

T

T

S

ON

SM

T

OFF

SMT

F

E

S

M W

T

Summer time is indicated.

SMT OFF

ON

SMT

OFF

SMT

F

E

S

M W F

T

T

S

ON

SM

T

OFF

SMT

F

E

S

M W

T

The standard time is indicated.

•  Each time you press button 

A

, the summer time  setting (

SMT ON/OFF

changes alternately.

3. 

Press and release the upper right button 

B

.

The function indication indicates summer time setting of the local time 

(

SMT ON/OFF

).

•  Each time you press button 

B

, the minute hand of setting target slightly 

moves and the target (home time/local time) of time zone setting changes 

alternately.

4. 

Press and release the lower right button 

A

 to change summer 

time setting of the local time.

5. 

Push the crown in to position 

0

 to finish the procedure.

The second hand returns to indicate the second.

RX

-TM

E

RX-G

PS

ON

ALM

OFF

NO

OK

ALM

UTC

LLI

TME

SET

CHR

24

12

02

14

04

16

06

18

08

20

10

22

ON

SM

T

OFF

SM

T

F

E

S

M

W F

T

T S

60

30

50

10

20

40

60

30

7

0

–1

–2

–3

–4

–5

–6

–7

+1

+2

+3

+4

+5

+5

.5

+6

+7

+8

+9

+9.

5

+10

+11

+12

+13

+14

–12

–11

–10

–9

–8

LON PAR

ATN

RUH

DXB

KH

I

DE

L

DA

C

BK

K

BJ

S

TY

O

AD

L

SYD

NOU

AKL

TBU

MDY

HN

L

AN

C

LA

X

PDL

FEN

RIO

MA

O

NY

C

CH

I

DE

N

Time zone marker

Representative area

Second 

hand

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