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Wristwatch Mechanisms:Summary

Mechanical wristwatches
Quartz wristwatches
Power source (the “food” that feeds them)
Spring
Button-type battery or solar cell, etc.
How long do they keep working?
Around 1.5 to 3 days (after winding)
Around 2 to 10 years (with button-type battery)
Accuracy
±5 to 45 seconds per day
±0.8~20 seconds per month
Mechanism (the “heart” that keeps them accurately)
Balance
Crystal oscillator
Display type
Analog (hands)
Analog (hands) or digital (numbers)

Click on the 「Click here！」 buttons to see pictures and explanations!

  Mechanical wristwatches Quartz wristwatches
Power source (the “food” that feeds them) Click here！
Spring
 Click here！
Button-type battery or solar cell, etc.
How long do they keep working? Click here！
Around 1.5 to 3 days (after winding)
 Click here！
Around 2 to 10 years (with button-type battery)
Accuracy Click here！
±5 to 45 seconds per day
 Click here！
±0.8~20 seconds per month
Mechanism (the “heart” that keeps them accurately) Click here！
Balance
 Click here！
Crystal oscillator
Display type Click here！
Analog (hands)
 Click here！
Analog (hands) or digital (numbers)
  • This is a table summarizing the mechanisms behind wristwatches. Do you understand the differences between mechanical watches and quartz watches?
  • It’s easy to understand when we summarize it in a table!
Go back to the beginning

Types and Mechanisms of Watches & Clocks

Go back to the beginning

  • Types of Timepieces:Watches and Clocks
  • Types of Wristwatches:By Mechanism
  • Wristwatch Mechanisms:How Watches are Powered
  • Wristwatch Mechanisms:Accuracy
  • Wristwatch Mechanisms:Summary