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Seiko 4R36 - User Manual

Seiko 4R36
17 pages
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4R35 / 4R36 / 4R37 / 4R38 / 4R39 / 4R71 / 4R72 JSY4RCC2-A2206
4R35 / 4R36 / 4R37 / 4R38 / 4R39 / 4R71 / 4R72
INSTRUCTIONSMECHANICAL WATCH
https://www.seikowatches.com/
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Please refer to the Instruction Manuals of other languages by accessing
"Customer Service"→ "Instruction" on our Website from PC or Smartphone.

Questions and Answers

  • J
    Jenny PopeSep 12, 2025
    What to do if my Seiko Watch glass is blurred?
    • G
      gthomasSep 12, 2025
      If the glass of your Seiko Watch is blurred and the blur persists, it suggests that water has entered the watch, possibly due to a deteriorated gasket. In this case, it is recommended to consult the retailer from whom the watch was purchased.
  • M
    Michelle VasquezSep 13, 2025
    How to fix if date changes at 12 o'clock noon on Seiko 4R36?
    • M
      Mackenzie LawrenceSep 13, 2025
      If the date on your Seiko watch changes at 12 o'clock noon instead of midnight, the AM/PM setting is likely incorrect. To fix this, advance the hands by 12 hours.
  • C
    crosskelliSep 15, 2025
    What to do if there's blur in Seiko 4R36 display?
    • M
      Michael AdamsSep 15, 2025
      If you notice persistent blur in the display of your Seiko Watch, it suggests that a small amount of water has entered the watch, possibly due to the deterioration of the gasket. In this situation, it is recommended to consult the retailer from whom the watch was purchased.

Summary

Handling Cautions

General Safety and Usage

Covers warnings on corrosion, protruding pins, child safety, environment, and skin.

Mechanical Watch Characteristics

Names of the Parts and Their Functions

Identifies and explains the various parts of the watch.

How to Wind the Mainspring

Details how to start and wind the watch's mainspring.

Setting Time and Date (4 R35)

Setting Time, Date, and Day (4 R36)

Setting Time, 24-Hour Hand, and Date (4 R37)

Setting Time (4 R38;4 R71;4 R72)

Setting Time and 24-Hour Hand (4 R39)

Daily Care

Water Resistant Performance

Magnetic Resistant Performance

Band Care and Types

Special Clasps

After Sales Service

Guarantee and Repair Information

Details on warranty, service centers, and repair procedures.

Accuracy of Mechanical Watches

Factors Affecting Accuracy

Discusses daily rate, temperature, and mainspring status impacts.

Troubleshooting

Watch Stops Operating

Solutions for a watch that has stopped working.

Seiko 4R36 Specifications

General IconGeneral
Caliber4R36
TypeAutomatic
Jewels24
Vibrations per hour21, 600
Power reserve41 hours
FunctionsDate, Day, Hour, Minute, Second
HackingYes
Accuracy-35/+45 seconds per day

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