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8L45
Thank you very much for choosing a SEIKO watch.
For proper and safe use of your SEIKO watch,
please read carefully the instructions in this
booklet before using it.
* Length adjustment service for metallic bands is available at the retailer from
whom the watch was purchased. If you cannot have your watch repaired by
the retailer from whom the watch was purchased because you received the
watch as a gift, or you moved to a distant place, please contact SEIKO
CUSTOMER SERVICE CENTER. The service may also be available on a
chargeable basis at other retailers, however, some retailers may not undertake
the service.
* If your watch has a protective film for preventing scratches, make sure to peel
it off before using the watch. If the watch is used with the film on it, dirt, sweat,
dust, or moisture may be attached to the film and may cause rust.
1
EN
2505
1 HOW TO USE
Handling cautions ............................................ 3
(Hand-wound, auto-wound) ............................. 7
Names of the parts and their functions ............ 8
Crown .............................................................. 9
How to wind the mainspring .......................... 10
How to set the time and date ......................... 12
compass bezel (ring)) ....................................... 16
How to use the compass bezel (ring) ......... 16
MECHANICAL WATCH
CONTENTS
2 TO PRESERVE THE QUALITY OF YOUR
Daily care ...................................................... 18
Performance and type ................................... 19
Lumibrite ....................................................... 20
Water resistant performance ......................... 21
Magnetic resistant performance .................... 22
Band .............................................................. 24
(Special clasps) ............................................. 27
After sales service ......................................... 33
Accuracy of mechanical watches .................. 35
Troubleshooting ............................................ 37
Specifications ................................................ 39
8L45
INSTRUCTIONS
2
EN
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Summary of Contents for Seiko 8L45
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Page 1: Table Of Contents
How to set the time and date ......12 Band .............. 24 watch as a gift, or you moved to a distant place, please contact SEIKO Date adjustment at the end of the month ... 15 How to use tri-fold type clasp for leather band CUSTOMER SERVICE CENTER. -
Page 2: Handling Cautions
○ If the watch body or band becomes edged by corrosion etc. electricity ○ If the pins protrude from the band. * Immediately consult the retailer from whom the watch was purchased or SEIKO CUSTOMER SERVICE If you observe any allergic symptoms or skin irritation CENTER. -
Page 3: Mechanical Watch Characteristics (Hand-Wound, Auto-Wound)
Mechanical watch characteristics (Hand-wound, auto-wound) Names of the parts and their functions • This is a mechanical watch powered by a spring. 1 Minute hand • To use it from a stopped state, turn the crown 20 turns by hand to wind up the spring before starting the 2 Hour hand watch. -
Page 4: How To Set The Time And Date
How to set the time and date * If the watch is used without being wound up fully, gain or loss of time may result. To avoid this, wear the watch for more than 10 hours a day. If the watch is used without being worn on the wrist, be sure to wind it up fully every day at a fixed time. -
Page 5: Date Adjustment At The End Of The Month
■ Date adjustment at the end of the month How to use the compass (Only for models with the It is necessary to adjust the date at the end of February and 30-day months. compass bezel (ring)) Ex.) To adjust the date in the A.M. period on the first day of a month following a 30-day month The watch displays “31”... -
Page 6: Performance And Type
(Dark adaptation) * Lumibrite is luminous paint that stores and emits light, which is harmless to human beings and the environment, containing no toxic materials such as radioactive substances. 8L45-0000 <Brightness levels> Case Number... -
Page 7: Band
Band Examples of common magnetic products that may affect watches The band touches the skin directly and becomes dirty with sweat or dust. Therefore, lack of care may accelerate deterioration of the band or cause skin irritation or stain on the sleeve edge. The watch requires a lot of attention for long usage. -
Page 8: How To Use Tri-Fold Type Clasp For Leather Band (Special Clasps)
How to use tri-fold type clasp for leather band (Special clasps) A Type Lift up the clasp to release the buckle. Remove the pin from the adjustment hole. Slide the There are 3 types of special clasps as described below; band left and right, and reinsert the pin into the If the clasp of the watch you purchased is one of them, please refer to the indications. -
Page 9: After Sales Service
Inspection and adjustment by disassembly and cleaning (overhaul) should be performed by the retailer from whom the watch was purchased, and who specifies “SEIKO GENUINE PARTS”. At this time, also • Please keep in mind that if original parts are not available, they may be replaced with substitutes whose request replacement of the gasket and the spring bar. -
Page 10: Accuracy Of Mechanical Watches
Accuracy of mechanical watches ○ Mainspring wound condition and accuracy In order to improve accuracy, it is important to regularly supply energy to the balance that controls the speed of the gears. The driving force of the mainspring that powers mechanical watches varies between when ○... -
Page 11: Specifications
Specifications Cal. 8L45 1. Features 3 hands (hour, minute, second), date display 2. Vibrations per hour 28,800 vibrations/hour (8 vibrations/sec) 3. Loss/gain (daily rate) Daily rate +10 sec. to -5 sec. Only if worn on the wrist in a temperature range of 5°C to 35°C 4.
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