Ulysse Nardin

I am trying to decide between these 3 watches. I want a travel watch that I can wear while swimming and therefore want a metal bracelet, not rubber or leather. I also want it to be very easy to set the GMT or secondary time. What do you recommend and why?...  

I edited your post to insert images in order that you get answers more easily. Between the two UN, I prefer the /91 because I find it more elegant: I like the way the second timezone is displayed on the UN. Fx ...  

The second one is my preference because of a cleaner dial and more balanced looks that is equally comfortable in casual and formal settings. If I were to nitpick, the only thing I would change is to have a less shiny bracelet.

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NT

The 7/91 is too conservative for me as a sports watch. The silver dial makes it too "boring" for me. The black dialed 7/62 is much more sporty and looks like it has some personality to it. Cheers, Anthony

makes the best travel watch. I have worn my GMT +/- almost everywhere I have traveled. It is user friendly, comfortable and mine is on a bracelet so I don't have to take it off in the water. It has stood up extremely well to the the rigors of travel. It i... 

But the choice is much tougher between this UN and the Rolex GMT Master. The U.N has, of course, with its 2 pushers, a more sophisticated approach of the GMT complication, while the Rolex is iconic. After all, isn't that Rolex which created the Time Zone ... 

the 7/91 Excellent watch, unfortunately is gone now. But is a very nice watch. I am actually considering the Executive dual time 18ct rg now. My problem is that I already have the Explorer II and don't know If I can justify both. ...