For a reasonably priced dual-time zone watch, I would look at the Nomos Weltzeit. I think it is a great watch for a great price. The FC Worldtimer would also be great. Honestly, it just depends on what your budget is. Here is a nice write-up: http://www.hodinkee.com/blog/2011/9/6/a-week-on-the-wrist-the-nomos-zurich-weltzeit.html Also, I would second the JLC Master Hometime suggestion.