This will help you out https://omegaforums.net/threads/for-the-new-members-read.23288/ https://omegaforums.net/threads/vintage-omega-posting-guide.383/
The combination makes sense to me. Here is a page from a 1937 catalog: It’s the watch in the middle with the dial from the one below it, or a very similar dial. Either way, looks like a nice watch to me. gatorcpa