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Seiko 7A38 User Manual

Seiko 7A38
17 pages
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Seiko 7A38 Specifications

General IconGeneral
MovementQuartz
ChronographYes
Case MaterialStainless Steel
CrystalHardlex
BraceletStainless Steel
Year Introduced1983
Water Resistance30 meters
FunctionsChronograph, Date

Summary

Characteristics

Crown and Buttons Operation

How to Set the Calendar

How to Set the Time

Stopwatch Function

How to Use the Counter

How to Use the Stopwatch

Standard Stopwatch Measurement

Demonstrates the basic procedure for starting, stopping, and resetting the stopwatch.

Accumulated Elapsed Time Measurement

Explains how to measure and restart elapsed time for sequential events.

Split Time Measurement

Details how to record intermediate times without stopping the main stopwatch.

Continuous Time Measurement of Two Competitors

Outlines the method for timing two participants simultaneously.

When the Stopwatch Hands Are Not Reset to "0"

Trial Run of Stopwatch Hands

Measuring of Remaining Time

How to Use the Tachymeter

To Preserve the Quality of Your Watch

Battery Life Indicator

Battery Change

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