Page 2 - English
English 2 You are now the proud owner of a SEIKO Duo-Display Watch Cal. H021. For best results, pleaseread the instructions in this booklet carefully before using your SEIKO Duo-Display Watch. Pleasekeep this manual handy for ready reference. Vous voici l’heureux propriétaire d’une montre double aff...
Page 3 - ENGLISH; CONTENTS; Page
English 3 ENGLISH CONTENTS Page FEATURES .................................................................................................................. 4 BEFORE USING THE WATCH FOR THE FIRST TIME ANDAFTER CHANGING THE BATTERY: ........................................................................
Page 4 - SEIKO DUO-DISPLAY QUARTZ; FEATURES
English 4 SEIKO DUO-DISPLAY QUARTZ Cal. H021 STOPWATCH FEATURES ● Measures up to 100 hours in 1/1000second increments. ● Split time measurement SCROLL WINDOW TACHYMETER TIME/CALENDAR BATTERY LIFE INDICATOR ● Scroll display of city names ● Battery Change Scroll Display ● For models with tachymeter sc...
Page 5 - There are four buttons as indicated in the illustration below.; Scroll window
English 5 There are four buttons as indicated in the illustration below. [TIME/CALENDAR mode] Scroll window Mode indicator ★ Second hand ★ : City name scrolls from right to left in TIME/CALENDAR SETTING display and WORLD TIME, ALARM-1 and ALARM-2 modes. D C A B Minute hand Hour hand
Page 6 - In TIME/CALENDAR mode; all reset to “GREENWICH” by pressing the four buttons.
English 6 BEFORE USING THE WATCH FOR THE FIRST TIME ANDAFTER CHANGING THE BATTERY: In TIME/CALENDAR mode ➪ Set the analogue time and digital time/calendar. (See “TIME/CALENDAR SETTING” on page 9) * Selected cities in TIME/CALENDAR, WORLD TIME, ALARM-1 and ALARM-2 modes are all reset to “GREENWICH” b...
Page 7 - MODE CHANGE; Press repeatedly to select the desired mode.; Button A; TIME
English 7 MODE CHANGE A Press repeatedly to select the desired mode. ★ : When the confirmation sound is switched on, a beep sounds with each press of Button A . As a reference aide, the pitch is different when TIME/CALENDAR mode appears. A TIME TIME/ CALENDAR mode WORLD WORLD TIME mode CHRONO STOPWA...
Page 9 - TIME/CALENDAR SETTING
English 9 ★ : If the watch is left untouched for 2 minutes, the digital time and month disappear and only the day and date are shown. To show the digital time, press any one of the four buttons. TIME/CALENDAR SETTING ● Set the digital time first before setting the analogue time, as the hands are gov...
Page 10 - Press to show “SEC–SET”.
English 10 C ▼ Digital time/calendar setting Press to select the digits (flashing) to beadjusted in the following order (See *1 on page 24) : ▼ Month Year ▲ ▲ 12-/24-hour indication ▲ Date ▲ Seconds ▲ Minutes ▲ Hour D Press to reset seconds to “00”, set theflashing digits and choose betw...
Page 12 - WORLD TIME MODE; Digital display; Press to show WORLD TIME mode.
English 12 WORLD TIME MODE ● Digital display : Time and date of any of 28 cities in different time zones throughoutthe world and time difference between the selected city and yourarea Analogue display : Time of your area (= time of the city selected in TIME/CALENDARmode) A Press to show WORLD TIME m...
Page 13 - TIME TRANSFER FUNCTION [A convenient way of using WORLD TIME mode]
English 13 C Press repeatedly to set City hand to the desired city on the bezel/dial. * Name of the selected city scrolls from right to left in the scroll window, and then the first 4 letters of the city name remain displayed. TIME TRANSFER FUNCTION [A convenient way of using WORLD TIME mode] ● The ...
Page 14 - In WORLD TIME mode
English 14 Ex. : Time of New York is transferred to TIME/CALENDAR mode: In WORLD TIME mode In TIME/CALENDAR mode AUTOMATIC DAYLIGHT SAVING TIME (SUMMER TIME) ADJUSTMENTFUNCTION ● The watch has the data on daylight saving time(summer time) for each city and automaticallyshows the daylight saving time...
Page 15 - Name of city or area; Wellington
English 15 Name of city or area Starts Ends London, Paris, Rome, Berlin,Azores 2:00 a.m. on the lastSunday in March 2:00 a.m. on the lastSunday in October Moscow, Istanbul 2:00 a.m. on the lastSunday in March 2:00 a.m. on the lastSunday in September Anchorage, Los Angeles,Vancouver, Denver, Chicago,...
Page 16 - TIME DIFFERENCES; GMT = Greenwich Mean Time
English 16 TIME DIFFERENCES GMT ± (hours) Marking on the bezel/dial Name of city or area GMT ± (hours) Marking on the bezel/dial Name of city or area 0 GMT Greenwich 0 LON London* + 1 PAR Paris* + 1 ROM Rome* + 1 BER Berlin* + 2 IST Istanbul* + 3 MOW Moscow* + 4 DXB Dubai + 5 KHI Karachi + 6 DAC Dha...
Page 17 - They can be engaged and disengaged independently of each other.
English 17 ALARM MODE [ALARM–1/ALARM–2] ● Each of the two regular alarms can be set to ring on the basis of the time of a desiredcity in WORLD TIME mode. They can be set to ring once a day. ● They can be engaged and disengaged independently of each other. A Press to show ALARM–1 or ALARM–2 mode. B A...
Page 18 - ALARM TIME SETTING; City; Press to return to ALARM mode.
English 18 ALARM TIME SETTING * Name of the city scrolls while the other displays become blank. B Press for 2 to 3 seconds to show ALARMSETTING display. ▼ C Press to select the digits (flashing) to beadjusted or show the scrolling city namein the following order: City ▲ Hour ▲ Minutes ▲ Press ...
Page 19 - ALARM ENGAGEMENT/DISENGAGEMENT; Press to show ALARM–1 or ALARM–2 mode.
English 19 ALARM ENGAGEMENT/DISENGAGEMENT A Press to show ALARM–1 or ALARM–2 mode. ▼ C With each press, alarm is alternately engaged and disengaged. C [Alarm engaged] [Alarm disengaged] * Alarms ring at the designated time for 20 seconds. To stop them manually, press any one of the four buttons. * S...
Page 20 - Stopwatch measures up to 100 hours in 1/1000 second increments.; STOPWATCH MODE; Press to show STOPWATCH mode.
English 20 ● Stopwatch measures up to 100 hours in 1/1000 second increments. (See *11 on page 25) STOPWATCH MODE A Press to show STOPWATCH mode. 1/1000 seconds Seconds Hour Mode indicator ★ : Second hand indicates the elapsed seconds for the first 60 seconds and stays at the “0” position thereafter....
Page 21 - Button D; Split time measurement; Button C; STOPWATCH OPERATION; Standard measurement
English 21 C D D C START SPLIT RELEASE STOP SPLIT * Measurement and release of split time can be repeated by pressing Button D . ○ ○ D RESET 3 Split time measurement C C C C START RESTART STOP STOP ○ ○ D RESET 2 Accumulated elapsed time measurement * Restart and stop of stopwatch can be repeated by ...
Page 22 - To measure the hourly average speed of a vehicle
English 22 To measure the hourly average speed of a vehicle Use the stopwatch to determinehow many seconds it takes to go1 km or 1 mile. 1 Tachymeter scale indicated bySecond hand gives the averagespeed per hour. 2 E x . 1 E x . 1 “80” (tachymeter scale figure) x 1 (km or mile)= 80 km/h or mph HOW T...
Page 23 - and Second hand indicates “80” on tachymeter scale:; To measure the hourly rate of operation
English 23 Ex. 2: If the measuring distance is extended to 2 km or miles or shortened to 0.5 km or miles and Second hand indicates “80” on tachymeter scale: “80” (tachymeter scale figure) x 2 (km or mile) = 160 km/h or mph “80” (tachymeter scale figure) x 0.5 (km or mile) = 40 km/h or mph To measure...
Page 24 - NOTES ON OPERATING THE WATCH
English 24 NOTES ON OPERATING THE WATCH *1 • The day of the week is automatically set once the year, month and date are set. • When the time is set in the 24-hour indication, the world time and alarm time willalso be displayed in the 24-hour indication. *2 • The digits except seconds and “12H”/“24H”...
Page 25 - The digits move quickly if; The alarm mark is displayed if either of the alarms is engaged.; Buttons C and D; at the same time in TIME/; Remarks on stopwatch function:
English 25 *7 The time differences and use of daylight saving time may change in some areasor countries when they are so decided by the countries concerned. In that case,therefore, the watch may not show time differences/daylight saving time properly. *8 • The digits move quickly if Button D is kept...
Page 26 - When all the segments light up; If; are pressed at the same time in
English 26 ✩✩ When all the segments light up ✩✩ If Buttons C and D are pressed at the same time in TIME/CALENDAR SETTING display, all the segmentsof the display will light up as shown at right.This is not a malfunction.Press any one of the four buttons to return to TIME/CALENDAR mode. C D
Page 27 - BATTERY LIFE INDICATOR; years; . However, because the battery is inserted at the factory to check; Years; BATTERY CHANGE
English 27 BATTERY LIFE INDICATOR The miniature battery which powers your watch should last approximately 2 years . However, because the battery is inserted at the factory to check the function and performance of the watch, its actual life once in yourpossession may be less than the specified period...
Page 28 - WARNING; Do not remove the battery from the watch.
English 28 WARNING CAUTION ● Do not remove the battery from the watch. ● If it is necessary to take out the battery, keep it out of the reach of children. If a child swallows it, consult a doctor immediately. ● Never short-circuit, tamper with or heat the battery, and never expose it to fire. The ba...
Page 29 - TO PRESERVE THE QUALITY OF YOUR WATCH; WATER RESISTANCE; resistant
English 29 TO PRESERVE THE QUALITY OF YOUR WATCH Condition of use ■ WATER RESISTANCE WATER RESISTANT 5 BAR WATER RESISTANT No indication Indication on case back Non-water resistant Degreeof waterresistance* Accidental contact with water such as rain and splashes Swimming, yachting and taking a showe...
Page 30 - * Pressure in bar is a test pressure and; TEMPERATURES
English 30 ● Non-water resistant ● Water resistant 5/10/15/20 bar • If the watch becomes wet, have it c h e c k e d b y a n A U T H O R I Z E DS E I K O D E A L E R o r S E R V I C ECENTER. • Do not operate the buttons when the watch is wet or in water.If used in sea water, rinse thewatch in fresh w...
Page 31 - CARE OF CASE AND BRACELET; CHEMICALS
English 31 ■ CARE OF CASE AND BRACELET T o p r e v e n t p o s s i b l e r u s t i n g o fthe case and bracelet, wipe themperiodically with a soft dry cloth. ■ PERIODIC CHECK I t i s r e c o m m e n d e d t h a t t h ewatch be checked once every 2t o 3 y e a r s . H a v e y o u r w a t c hc h e c k ...
Page 32 - LIQUID CRYSTAL PANEL; Years
English 32 ■ LIQUID CRYSTAL PANEL The normal life expectancy fora l i q u i d c r y s t a l p a n e l i sapproximately 7 years. After thati t m a y d e c r e a s e i n c o n t r a s t , ■ STATIC ELECTRICITY T h e I C ( I n t e g r a t e d C i r c u i t ) u s e din your watch will be affected bystati...
Page 33 - SPECIFICATIONS; Desirable temperature range of use .
English 33 SPECIFICATIONS 1 Frequency of crystal oscillator ........... 32,768 Hz (Hz = Hertz ... Cycles per second) 2 Loss/gain (monthly rate) .................... Less than 15 seconds at normal temperaturerange (5 ° C ~ 35 ° C) (41 ° F ~ 95 ° F) 3 Operational temperature range ......... –10 ° C ~ ...
