Page 4 - To check the movement number; ” is the
1 Thank you for your purchase of this Citizen watch.Before using the watch, read this instruction manual carefully to ensure correct use. After reading the manual, store it in a safe place for future reference. Visit the Citizen website (http://www.citizenwatch-global.com/) to view visual guides for...
Page 5 - Safety precautions — IMPORTANT; to; DANGER; Highly likely to cause death or serious injury; WARNING; Can cause serious injury or death; CAUTION; Can or will cause minor or moderate injury or damage
2 Safety precautions — IMPORTANT This manual contains instructions that should be strictly followed at all times not only for optimal use, but to prevent any injuries to yourself, other persons or property. We encourage you to read the entire booklet (especially, pages 22 to 35 ) and understand the ...
Page 6 - Before using this watch; After unpacking, the following must be done before using the watch:; • Checking whether the second hand moves normally; page
3 Before using this watch After unpacking, the following must be done before using the watch: • Checking whether the second hand moves normally When the second hand moves once every two seconds, charge your watch. (see page 9 ) This watch has a rechargeable cell which is charged by exposing the dial...
Page 7 - Band adjustment
Before using this watch 4 Band adjustment We recommend seeking the assistance of an experienced watch technician for sizing of your watch. If adjustment is not done correctly, the bracelet may unexpectedly become detached leading to loss of your watch or injury.Consult your nearest authorized Citize...
Page 8 - Unlock the crown/button prior to operate your watch.; Recessed buttons; • Metal objects may cause marring or scratching of
Before using this watch 5 Screw down crown/button Unlock the crown/button prior to operate your watch. Unlock Lock Screw down crown Rotate the crown counterclockwise until it releases from the case. Push the crown in to the case. With gentle pressure towards the case, rotate the crown clockwise to s...
Page 9 - Table of contents; Precautionary items and
Table of contents Component identification ........ 7 Charging your watch ................ 8 Adjusting the time ............... 12 Adjusting the calendar .......... 14 Using the chronograph ......... 16 Troubleshooting ................... 20 Eco-Drive (solar powered) watch handling precautions ........
Page 10 - Component identification
Component identification 60 120 90 100 110 130 140 150 180 200 500 400 300 250 65 70 75 80 24 12 4 20 8 16 60 30 10 50 20 40 60 45 15 30 7 The illustrations in this instruction manual may differ from the actual appearance of your watch. 1/5 chronograph second hand Chronograph minute hand Hour hand M...
Page 11 - • Do not charge the watch at high temperature (about 60°C (140°F); Charging your watch
This watch has a rechargeable cell which is charged by exposing the dial to light, such as direct sunlight or fluorescent lamps.After taking off the watch, put it in a location where the dial is exposed to bright light, such as by a window. For optimal performance, be sure to: • Expose the watch to ...
Page 12 - • When the watch is sufficiently charged, the second; Caution
Charging your watch When the watch reaches a low charge state (insufficient charge warning function) When the power reserve becomes low, the second hand moves once every two seconds. This is the insufficient charge warning function. Be sure to fully charge your watch. • When the watch is sufficientl...
Page 13 - Charging time by environment; minutes
Charging your watch Charging time by environment Below are the approximate times required for charging when exposing the watch dial to light continuously. Please use this table as a reference only. Environment Illuminance (lx) Charging time (approx.) To work for one day To start working normally whe...
Page 14 - Run time; From fully charged without extra charging: 9 months; About Quick Start function; • Adjust the time and calendar after fully charged. See page
Charging your watch • To charge your watch, it is recommended to expose the dial to direct sunlight. A fluorescent lamp or interior lighting does not have sufficient illumination to charge the rechargeable cell efficiently. Run time From fully charged without extra charging: 9 months • As for the ru...
Page 15 - Adjusting the time; Pull the crown out to position when the; • When using chronograph, the chronograph is; Rotate the crown to adjust the time.; • The 24-hour hand also moves. Pay particular
Adjusting the time 1 Pull the crown out to position when the second hand points to 0 second. All the hands stop. • When using chronograph, the chronograph is reset and 1/5 chronograph second hand returns to 0 second. 2 Rotate the crown to adjust the time. • The 24-hour hand also moves. Pay particula...
Page 16 - Push the crown in to position in accordance
Adjusting the time 3 Push the crown in to position in accordance with a reliable time source to finish the procedure. 13
Page 17 - adjustment. Otherwise the date indication may change improperly.; Pull the crown out to position .; Adjusting the calendar
Adjust the date indication on the first days of March, May, July, October and December. • When the time on the watch is between 9:00 PM and 1:00 AM, do not execute the adjustment. Otherwise the date indication may change improperly. 1 Pull the crown out to position . Adjusting the calendar 14
Page 18 - Rotate the crown counterclockwise to adjust
Adjusting the calendar 2 Rotate the crown counterclockwise to adjust the date. 3 Push the crown in to position to finish the procedure. 15
Page 19 - Using the chronograph; The 60-minute chronograph can indicate a maximum of 59
Using the chronograph The 60-minute chronograph can indicate a maximum of 59 ’ 59.8 ” . • After one hour of continuous chronograph operation, the chronograph automatically stops. • The current time is shown while the chronograph works. • While the second hand is moving once every two seconds (the in...
Page 21 - Correcting the reference position of 1/5 chronograph second hand; second by resetting the chronograph.; • Adjust the time and calendar after this; Press and hold button
Using the chronograph Correcting the reference position of 1/5 chronograph second hand Do the following procedure when 1/5 chronograph second hand does not return to 0 second by resetting the chronograph. 1 Pull the crown out to position . All the hands stop. • Adjust the time and calendar after thi...
Page 22 - Adjust 1/5 chronograph hand to 0 second by; • Each time you press the button, 1/5 chronograph; Push the crown in to position .
Using the chronograph 3 Adjust 1/5 chronograph hand to 0 second by pressing button repeatedly. • Each time you press the button, 1/5 chronograph hand moves 1 step each. • While you press and hold the button, the hand moves continuously. 4 Push the crown in to position . 5 Press button . 19
Page 23 - Troubleshooting; If you have a problem with your watch, check the table below.; Symptoms; The calendar is incorrect
Troubleshooting If you have a problem with your watch, check the table below. Symptoms Remedies Page Movement of a hand seems strange The second hand moves once every two seconds. Fully charge the watch. 8 to 11 The second hand does not move. Push the crown in to position . 11 Expose the watch to di...
Page 25 - ; • For optimal performance, your watch should remain fully charged.
22 Eco-Drive (solar powered) watch handling precautions <Always Make Sure to Recharge Frequently> • For optimal performance, your watch should remain fully charged. • Long sleeves may inhibit light transmission to your watch. This may result in your watch loosing charge. In these cases supplem...
Page 26 - Recharging Precautions
23 CAUTION Recharging Precautions • Do not charge the watch at a high temperature (about 60°C (140°F) or higher) as doing so may cause the movement to malfunction. Examples: • Charging the watch too close to a light source which generates a large amount of heat such as an incandescent lamp or haloge...
Page 27 - Handling of Rechargeable Cell
24 <Replacement of Rechargeable Cell> • This watch utilizes a special rechargeable cell that does not require periodical replacement. However power consumption may increase after using the watch for a number of years due to wear of internal components and deterioration of oils. This may cause ...
Page 28 - Use Only the Specified Battery
25 Eco-Drive (solar-powered) watch handling precautions WARNING Use Only the Specified Battery • Never use a battery other than the rechargeable cell specified for use in this watch. Although the watch structure is designed so that it will not operate when another type of battery is installed, if a ...
Page 29 - Water resistance; Water Resistance; Name
26 Water resistance WARNING Water Resistance Minor exposure Name Indication Specification Dial or Case back Non-water resistant — Non-water resistant Everyday-use water resistant watch WATER RESIST Water-resistant to 3 atmospheres Upgraded everyday use water- resistant watch W. R. 5 bar Water-resist...
Page 32 - Precautionary items and usage limitations; To Avoid Injury
29 Precautionary items and usage limitations CAUTION To Avoid Injury • Be particularly careful when wearing your watch while holding a small child, to avoid injury. • Be particularly careful when engaged in strenuous exercise or work, to avoid injury to yourself and others. • Do not wear your watch ...
Page 33 - Precautions
30 CAUTION Precautions • Always use the watch with the crown pushed in (normal position). If the crown is of the screw lock-type, make sure it is securely locked. • Do not operate the crown or any push buttons when the watch is wet. Water may enter the watch causing damage to vital components. • If ...
Page 34 - When Wearing Your Watch
31 Precautionary items and usage limitations CAUTION When Wearing Your Watch <Band> • Leather bands and rubber (urethane) bands will deteriorate over time due to perspiration dirt. Because of the natural materials, leather band will be worn, deformed, and discolored over time. It is recommende...
Page 37 - Always Keep Your Watch Clean
34 CAUTION Always Keep Your Watch Clean • Rotate the crown while it is pressed in fully and press the buttons periodically so they do not become stuck due to accumulations of foreign matter. • The case and band of the watch come into direct contact with the skin. Corrosion of the metal or accumulate...
Page 38 - Caring for Your Watch;
35 Precautionary items and usage limitations Caring for Your Watch • Wipe any dirt or moisture such as perspiration from the case and crystal with a soft cloth. • For metallic, plastic or synthetic rubber (polyurethane) band, clean it with soap and a soft toothbrush. Be sure to thoroughly rinse the ...
Page 39 - Specifications
36 Model B620 Type Analog solar-powered watch Timekeeping accuracy (without reception) Within ±15 seconds per month when worn at normal operation temperatures between +5˚C (41°F) and +35˚C (95°F) Operating temperature range –10˚C (14°F) to +60˚C (140°F) Display functions • Time: Hours, minutes, seco...