Links to all pass resellers can be found here, that's how you can find all the prices. I noticed you live in Qatar; the cheapest option in your case for an 8-day Swiss Travel Pass is € 295 via raileurope-gcc.com/swiss-pass.
web browser that
supports HTML5 video
All you need to know about traveling by train, bus or car in Switzerland.
Hand picked Swiss hotels and other accommodations are right here.