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Seiko Sports 100 7A38 User Manual

Seiko Sports 100 7A38
17 pages
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Table of Contents

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Seiko Sports 100 7A38 Specifications

General IconGeneral
Case MaterialStainless Steel
Water Resistance100 meters
CrystalHardlex
Case Diameter38 mm
FunctionsChronograph, Date
Bracelet MaterialStainless Steel
Year Introduced1983
Model7A38
MovementQuartz
Dial ColorBlack
Strap MaterialLeather

Summary

Watch Characteristics

Crown and Buttons Operation

How to Set the Calendar

How to Set the Time

Stopwatch Function

How to Use the Stopwatch

Standard Stopwatch Measurement

Describes basic start, stop, and reset operations for the stopwatch.

Accumulated Elapsed Time Measurement

Explains how to measure cumulative time, including restart functionality.

How to Use the Counter

When Stopwatch Hands Do Not Reset to '0'

Trial Run of Stopwatch Hands

Measuring Remaining Time

How to Use the Tachymeter

Preserving Watch Quality

Battery Life Indicator

Battery Change

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