Ozon japan movt quartz watch manual

worth where on earth, not the same in all places ever.
google it, in your country and click , show sold items left column
or google the earth for vast other auctions. (endless job)

Take your watch to a jeweler to inquire.

I expect the battery will be where it is to be found in most other watches. Remove the back of the case and the battery should be fairly simple to access.

for you , the quickest and easiest way would be to take it to a jeweller and have it replaced
time taken around 5 minutes

I have this kind of watch and I can’t get the back off to change the battery

go to this link for instructions
http://www.watchmaterial.com/How_to_size_a_watch_band.asp

i use a razor and a hammer.or send to me watchrepairbattery.com

mcdevito75 here, Elgin a great name in watches, usually the back of the watch is base metal while the bezel or fron of the watch is plated, almost any jeweler can give an approx. value to your watch, of couse it"s age and condition count for alot.

Enquire with either a Pulsar dealer or a watchmaker they may be able to get it for you. If you have a trade supplier near you they may also be able to order one if available.

It is real. Manufacture in China is cheap and many of brand names are manufactured there.
Japanese movt is right and real as well as these are mass produced for many different brand names.