Originally Posted by
Indio
Nomos immediately sprung to mind when you said dress watch - as did Tudor, but then I re-read your post and saw that you were looking for a recognised brand. The Omega you have selected looks lovely, but as somebody who has increasing issues seeing things close up, I personally find stainless hands against a similar background difficult to read. If your dad wears reading glasses, perhaps something to bear in mind?
Personally if my son surprised me with a nice watch, I would be delighted to wear it and be proud of him being so considerate / thoughtful. I understand the view that the shopping together experience would be nice, but for non WIS, it might not be as enjoyable...