Identification of the Pocket Watch

Dear IWC / Forum Members

May somebody could help with the identification of the watch that I have recently received
Is a silver Schaffausen pocket watch.
I will appreciate any help on finding more info about my watch. I am including the picture of the watch and the serial 287328.

s328.photobucket.com/user/Leonor_Broide/media/P1060347_zpsax0mvijw.jpg.html

s328.photobucket.com/user/Leonor_Broide/media/P1060348_zpsbctvjaen.jpg.html

s328.photobucket.com/user/Leonor_Broide/media/P1060350_zpshn27ioru.jpg.html

s328.photobucket.com/user/Leonor_Broide/media/P1060352_zpsdz4y0we8.jpg.html

s328.photobucket.com/user/Leonor_Broide/media/P1060354_zpsuho1li90.jpg.html

Thank you in advance for your help.
Pedro

Sorry Tonny Berteloot , but I don´t know what is the caliber. Can you help me please. Thanks

Ok.

The number is 264690.

s328.photobucket.com/user/Leonor_Broide/media/P1060355_zpsmlfzcyge.jpg.html
Thanks

Hello Petalt. Here is a link that may be of interest to you.