![8A50_Names of the parts](/-/media/HtmlUploader/Common/Seiko/Home/instructions/html/SEIKO_8A50_EN/assets/fig/8A50_Names--of--the--parts_BONDILgfnfxzuk.png)
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Stopwatch seconds hand
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Button B
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Stopwatch 1/10-second hand
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Button A
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Hour hand/minute hand (stopwatch hands)
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Button C
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Stopwatch 1/100-second hand
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Crown
Measuring split time/resetting the stopwatch
Toggling between displays
Starting/stopping the stopwatch
Normal position: Stopwatch
First click position: Setting the time, setting the stopwatch hands to preliminary position, and performing a system reset
The position and design of the display may vary depending on the model.