Hello, I have an Omega De Ville, there is no markings on the back side. Here's a pic of it. Please help. I'd like to know the year, movement, etc. Thank you

Hi Im a new member. I was wondering what brand and model watch is this (see link). It is used by federal agent Dana Scully (Gillian Anderson)on the 4th season of the x files. The chapter " Max" of the 4th season has a close up of the watch dial. I found information about the other watches she...