I am looking for a Casio G-Shock GA-100 watch manual. Where can I get one?

"H-SET" is the "0" hands position.To do this right,go to manual (link below) by using the module nbr found on the back cover (4 digit code in a frame).
Timepieces Watches Manuals CASIO

casio g-shock ga-100

go here > http://www.gshock.com/support/ to download the manual

you can dowmload the manual from the link below
http://www.gshock.com/support/

go to the time setting mode and use the + and the - button to set the time

You can get instructions from the Casio web site.

Go to the casio web site "casio.com".

Select "support" and the "manuals",
watches;

Accept terms

Select "watch manual archive"

Read the number of the back of your watch and enter it into the search box

Thank you for contacting FixYa.
You can download here:

http://www.gshock.com/support/

Best regards. Jewel

If you haven't got instructions on how to do this, you can get
instructions from the Casio web site.

Go to the casio web site "casio.com".

Select "support" and the "manuals",
watches;

Accept terms

Select "watch manual archive"

Read the number of the back of your watch and enter it into the search box

Check out my tips. Tere you will find all CASIO watch manuals.

If you haven't got instructions on how to do this, you can get
instructions from the Casio web site.

Go to the casio web site "casio.com".

Select "support" and the "manuals",
watches;

Accept terms

Select "watch manual archive"

Read the number of the back of your watch and enter it into the search box