Question about Casio OC500 Oceanus watch
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Posted on Jan 02, 2017
Use this page to download a copy of CASIO watch manuals in PDF format. To download a PDF file, enter the four-digit (or three-digit) module number marked on the back cover of your watch.
You will need a pdf reader on your pc, you will find all instructions in there.
If you don't have a pdf reader you can get one from
Posted on Jun 10, 2008
hold down the bottom right button for 5 seconds, until second hand goes to 12 and stays there.
keep pressing top right button through sequence of numbers and letters until it reaches 0, ie time difference to GMT. press bottom right button 10 times to restart watch
Posted on Apr 20, 2009
You need to manually adjust or set the hands to the home position as they are not where the watch thinks they should be. This can happen when you bring your watch close to a strong magnetic field. Look in the manual to do this. Afterwards your watch should set to the correct time.
Posted on May 07, 2009
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